Home / 283,088,631.42-424,657,468.89-86,396,295.56

Finding the Fourth Proportional to 283,088,631.42, 424,657,468.89 and 86,396,295.56

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Solution

The fourth proportional to 283,088,631.42, 424,657,468.89 and 86,396,295.56 is: 129,601,927.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,088,631.42 : 424,657,468.89 = 86,396,295.56 : x
  2. Step 2: Convert to fraction form
    283,088,631.42/424,657,468.89 = 86,396,295.56/x
  3. Step 3: Cross multiply
    283,088,631.42x = 424,657,468.89 × 86,396,295.56
  4. Step 4: Simplify right side
    283,088,631.42x = 36,688,832,193,981,944
  5. Step 5: Solve for x
    x = 36,688,832,193,981,944/283,088,631.42
  6. Step 6: Final answer
    x = 129,601,927.18

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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.