Home / 572,516,456.40-858,774,684.60-204,466,991.85

Finding the Fourth Proportional to 572,516,456.40, 858,774,684.60 and 204,466,991.85

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Solution

The fourth proportional to 572,516,456.40, 858,774,684.60 and 204,466,991.85 is: 306,700,487.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,516,456.40 : 858,774,684.60 = 204,466,991.85 : x
  2. Step 2: Convert to fraction form
    572,516,456.40/858,774,684.60 = 204,466,991.85/x
  3. Step 3: Cross multiply
    572,516,456.40x = 858,774,684.60 × 204,466,991.85
  4. Step 4: Simplify right side
    572,516,456.40x = 175,591,076,437,094,528
  5. Step 5: Solve for x
    x = 175,591,076,437,094,528/572,516,456.40
  6. Step 6: Final answer
    x = 306,700,487.78

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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.