Home / 1,882,109,463.80-2,822,565,237.20-621,338,831.88

Finding the Fourth Proportional to 1,882,109,463.80, 2,822,565,237.20 and 621,338,831.88

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Solution

The fourth proportional to 1,882,109,463.80, 2,822,565,237.20 and 621,338,831.88 is: 931,810,514.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,109,463.80 : 2,822,565,237.20 = 621,338,831.88 : x
  2. Step 2: Convert to fraction form
    1,882,109,463.80/2,822,565,237.20 = 621,338,831.88/x
  3. Step 3: Cross multiply
    1,882,109,463.80x = 2,822,565,237.20 × 621,338,831.88
  4. Step 4: Simplify right side
    1,882,109,463.80x = 1,753,769,387,386,942,976
  5. Step 5: Solve for x
    x = 1,753,769,387,386,942,976/1,882,109,463.80
  6. Step 6: Final answer
    x = 931,810,514.28

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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.