Home / 359,547,957.29-496,034,998.87-208,814,952.83

Finding the Fourth Proportional to 359,547,957.29, 496,034,998.87 and 208,814,952.83

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Solution

The fourth proportional to 359,547,957.29, 496,034,998.87 and 208,814,952.83 is: 288,082,640.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,547,957.29 : 496,034,998.87 = 208,814,952.83 : x
  2. Step 2: Convert to fraction form
    359,547,957.29/496,034,998.87 = 208,814,952.83/x
  3. Step 3: Cross multiply
    359,547,957.29x = 496,034,998.87 × 208,814,952.83
  4. Step 4: Simplify right side
    359,547,957.29x = 103,579,524,891,068,160
  5. Step 5: Solve for x
    x = 103,579,524,891,068,160/359,547,957.29
  6. Step 6: Final answer
    x = 288,082,640.41

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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.