Home / 847,067,226.31-1,168,981,125.15-470,739,675.70

Finding the Fourth Proportional to 847,067,226.31, 1,168,981,125.15 and 470,739,675.70

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Solution

The fourth proportional to 847,067,226.31, 1,168,981,125.15 and 470,739,675.70 is: 649,636,508.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,067,226.31 : 1,168,981,125.15 = 470,739,675.70 : x
  2. Step 2: Convert to fraction form
    847,067,226.31/1,168,981,125.15 = 470,739,675.70/x
  3. Step 3: Cross multiply
    847,067,226.31x = 1,168,981,125.15 × 470,739,675.70
  4. Step 4: Simplify right side
    847,067,226.31x = 550,285,795,752,532,160
  5. Step 5: Solve for x
    x = 550,285,795,752,532,160/847,067,226.31
  6. Step 6: Final answer
    x = 649,636,508.96

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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.