Home / 1,535,839,711.89-2,119,443,713.42-830,976,227.57

Finding the Fourth Proportional to 1,535,839,711.89, 2,119,443,713.42 and 830,976,227.57

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Solution

The fourth proportional to 1,535,839,711.89, 2,119,443,713.42 and 830,976,227.57 is: 1,146,739,030.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,839,711.89 : 2,119,443,713.42 = 830,976,227.57 : x
  2. Step 2: Convert to fraction form
    1,535,839,711.89/2,119,443,713.42 = 830,976,227.57/x
  3. Step 3: Cross multiply
    1,535,839,711.89x = 2,119,443,713.42 × 830,976,227.57
  4. Step 4: Simplify right side
    1,535,839,711.89x = 1,761,207,341,509,951,744
  5. Step 5: Solve for x
    x = 1,761,207,341,509,951,744/1,535,839,711.89
  6. Step 6: Final answer
    x = 1,146,739,030.04

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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.