Home / 109,192,536,002.40-163,788,804,003.60-53,266,236,079.20

Finding the Fourth Proportional to 109,192,536,002.40, 163,788,804,003.60 and 53,266,236,079.20

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Solution

The fourth proportional to 109,192,536,002.40, 163,788,804,003.60 and 53,266,236,079.20 is: 79,899,354,118.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,192,536,002.40 : 163,788,804,003.60 = 53,266,236,079.20 : x
  2. Step 2: Convert to fraction form
    109,192,536,002.40/163,788,804,003.60 = 53,266,236,079.20/x
  3. Step 3: Cross multiply
    109,192,536,002.40x = 163,788,804,003.60 × 53,266,236,079.20
  4. Step 4: Simplify right side
    109,192,536,002.40x = 8,724,413,101,185,575,157,760
  5. Step 5: Solve for x
    x = 8,724,413,101,185,575,157,760/109,192,536,002.40
  6. Step 6: Final answer
    x = 79,899,354,118.80

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Double scale
Find fourth proportional to 109,192,536,003.40, 163,788,804,005.10 and 53,266,236,080.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.