Home / 726,983,740.23-1,090,092,972.83-497,018,590.71

Finding the Fourth Proportional to 726,983,740.23, 1,090,092,972.83 and 497,018,590.71

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Solution

The fourth proportional to 726,983,740.23, 1,090,092,972.83 and 497,018,590.71 is: 745,266,287.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,983,740.23 : 1,090,092,972.83 = 497,018,590.71 : x
  2. Step 2: Convert to fraction form
    726,983,740.23/1,090,092,972.83 = 497,018,590.71/x
  3. Step 3: Cross multiply
    726,983,740.23x = 1,090,092,972.83 × 497,018,590.71
  4. Step 4: Simplify right side
    726,983,740.23x = 541,796,473,096,355,840
  5. Step 5: Solve for x
    x = 541,796,473,096,355,840/726,983,740.23
  6. Step 6: Final answer
    x = 745,266,287.42

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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.