Home / 747,160,246.80-1,117,717,061.40-656,460,982.80

Finding the Fourth Proportional to 747,160,246.80, 1,117,717,061.40 and 656,460,982.80

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Solution

The fourth proportional to 747,160,246.80, 1,117,717,061.40 and 656,460,982.80 is: 982,035,170.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,160,246.80 : 1,117,717,061.40 = 656,460,982.80 : x
  2. Step 2: Convert to fraction form
    747,160,246.80/1,117,717,061.40 = 656,460,982.80/x
  3. Step 3: Cross multiply
    747,160,246.80x = 1,117,717,061.40 × 656,460,982.80
  4. Step 4: Simplify right side
    747,160,246.80x = 733,737,640,618,971,904
  5. Step 5: Solve for x
    x = 733,737,640,618,971,904/747,160,246.80
  6. Step 6: Final answer
    x = 982,035,170.85

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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.