Home / 713,990,737.40-1,070,986,106.10-496,312,503.80

Finding the Fourth Proportional to 713,990,737.40, 1,070,986,106.10 and 496,312,503.80

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Solution

The fourth proportional to 713,990,737.40, 1,070,986,106.10 and 496,312,503.80 is: 744,468,755.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,990,737.40 : 1,070,986,106.10 = 496,312,503.80 : x
  2. Step 2: Convert to fraction form
    713,990,737.40/1,070,986,106.10 = 496,312,503.80/x
  3. Step 3: Cross multiply
    713,990,737.40x = 1,070,986,106.10 × 496,312,503.80
  4. Step 4: Simplify right side
    713,990,737.40x = 531,543,795,853,503,488
  5. Step 5: Solve for x
    x = 531,543,795,853,503,488/713,990,737.40
  6. Step 6: Final answer
    x = 744,468,755.70

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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.