Home / 145,206,000.40-217,809,000.60-104,391,331.60

Finding the Fourth Proportional to 145,206,000.40, 217,809,000.60 and 104,391,331.60

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Solution

The fourth proportional to 145,206,000.40, 217,809,000.60 and 104,391,331.60 is: 156,586,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,206,000.40 : 217,809,000.60 = 104,391,331.60 : x
  2. Step 2: Convert to fraction form
    145,206,000.40/217,809,000.60 = 104,391,331.60/x
  3. Step 3: Cross multiply
    145,206,000.40x = 217,809,000.60 × 104,391,331.60
  4. Step 4: Simplify right side
    145,206,000.40x = 22,737,371,607,099,196
  5. Step 5: Solve for x
    x = 22,737,371,607,099,196/145,206,000.40
  6. Step 6: Final answer
    x = 156,586,997.40

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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.