Home / 529,737,443.16-731,031,870.33-291,577,535.70

Finding the Fourth Proportional to 529,737,443.16, 731,031,870.33 and 291,577,535.70

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Solution

The fourth proportional to 529,737,443.16, 731,031,870.33 and 291,577,535.70 is: 402,373,806.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,737,443.16 : 731,031,870.33 = 291,577,535.70 : x
  2. Step 2: Convert to fraction form
    529,737,443.16/731,031,870.33 = 291,577,535.70/x
  3. Step 3: Cross multiply
    529,737,443.16x = 731,031,870.33 × 291,577,535.70
  4. Step 4: Simplify right side
    529,737,443.16x = 213,152,471,268,983,360
  5. Step 5: Solve for x
    x = 213,152,471,268,983,360/529,737,443.16
  6. Step 6: Final answer
    x = 402,373,806.16

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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.