Home / 581,050,850.51-801,843,646.95-316,727,043.87

Finding the Fourth Proportional to 581,050,850.51, 801,843,646.95 and 316,727,043.87

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Solution

The fourth proportional to 581,050,850.51, 801,843,646.95 and 316,727,043.87 is: 437,079,762.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,050,850.51 : 801,843,646.95 = 316,727,043.87 : x
  2. Step 2: Convert to fraction form
    581,050,850.51/801,843,646.95 = 316,727,043.87/x
  3. Step 3: Cross multiply
    581,050,850.51x = 801,843,646.95 × 316,727,043.87
  4. Step 4: Simplify right side
    581,050,850.51x = 253,965,567,944,413,472
  5. Step 5: Solve for x
    x = 253,965,567,944,413,472/581,050,850.51
  6. Step 6: Final answer
    x = 437,079,762.85

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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.