Home / 124,380,055.20-171,699,522.36-80,348,528.04

Finding the Fourth Proportional to 124,380,055.20, 171,699,522.36 and 80,348,528.04

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Solution

The fourth proportional to 124,380,055.20, 171,699,522.36 and 80,348,528.04 is: 110,916,528.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,380,055.20 : 171,699,522.36 = 80,348,528.04 : x
  2. Step 2: Convert to fraction form
    124,380,055.20/171,699,522.36 = 80,348,528.04/x
  3. Step 3: Cross multiply
    124,380,055.20x = 171,699,522.36 × 80,348,528.04
  4. Step 4: Simplify right side
    124,380,055.20x = 13,795,803,886,797,070
  5. Step 5: Solve for x
    x = 13,795,803,886,797,070/124,380,055.20
  6. Step 6: Final answer
    x = 110,916,528.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.