Home / 60,429,542.40-90,644,313.60-52,209,921.60

Finding the Fourth Proportional to 60,429,542.40, 90,644,313.60 and 52,209,921.60

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Solution

The fourth proportional to 60,429,542.40, 90,644,313.60 and 52,209,921.60 is: 78,314,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,429,542.40 : 90,644,313.60 = 52,209,921.60 : x
  2. Step 2: Convert to fraction form
    60,429,542.40/90,644,313.60 = 52,209,921.60/x
  3. Step 3: Cross multiply
    60,429,542.40x = 90,644,313.60 × 52,209,921.60
  4. Step 4: Simplify right side
    60,429,542.40x = 4,732,532,506,541,814
  5. Step 5: Solve for x
    x = 4,732,532,506,541,814/60,429,542.40
  6. Step 6: Final answer
    x = 78,314,882.40

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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.