Home / 1,011,272,110.82-1,516,908,169.87-284,260,822.82

Finding the Fourth Proportional to 1,011,272,110.82, 1,516,908,169.87 and 284,260,822.82

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Solution

The fourth proportional to 1,011,272,110.82, 1,516,908,169.87 and 284,260,822.82 is: 426,391,235.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,272,110.82 : 1,516,908,169.87 = 284,260,822.82 : x
  2. Step 2: Convert to fraction form
    1,011,272,110.82/1,516,908,169.87 = 284,260,822.82/x
  3. Step 3: Cross multiply
    1,011,272,110.82x = 1,516,908,169.87 × 284,260,822.82
  4. Step 4: Simplify right side
    1,011,272,110.82x = 431,197,564,501,331,328
  5. Step 5: Solve for x
    x = 431,197,564,501,331,328/1,011,272,110.82
  6. Step 6: Final answer
    x = 426,391,235.25

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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.