Home / 293,406,753.60-440,110,130.40-88,908,256.80

Finding the Fourth Proportional to 293,406,753.60, 440,110,130.40 and 88,908,256.80

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Solution

The fourth proportional to 293,406,753.60, 440,110,130.40 and 88,908,256.80 is: 133,362,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,406,753.60 : 440,110,130.40 = 88,908,256.80 : x
  2. Step 2: Convert to fraction form
    293,406,753.60/440,110,130.40 = 88,908,256.80/x
  3. Step 3: Cross multiply
    293,406,753.60x = 440,110,130.40 × 88,908,256.80
  4. Step 4: Simplify right side
    293,406,753.60x = 39,129,424,493,884,680
  5. Step 5: Solve for x
    x = 39,129,424,493,884,680/293,406,753.60
  6. Step 6: Final answer
    x = 133,362,385.20

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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.