Home / 637,250,474.40-955,875,711.60-392,362,461.60

Finding the Fourth Proportional to 637,250,474.40, 955,875,711.60 and 392,362,461.60

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Solution

The fourth proportional to 637,250,474.40, 955,875,711.60 and 392,362,461.60 is: 588,543,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,250,474.40 : 955,875,711.60 = 392,362,461.60 : x
  2. Step 2: Convert to fraction form
    637,250,474.40/955,875,711.60 = 392,362,461.60/x
  3. Step 3: Cross multiply
    637,250,474.40x = 955,875,711.60 × 392,362,461.60
  4. Step 4: Simplify right side
    637,250,474.40x = 375,049,747,187,027,712
  5. Step 5: Solve for x
    x = 375,049,747,187,027,712/637,250,474.40
  6. Step 6: Final answer
    x = 588,543,692.40

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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.