Home / 776,816,102.57-1,165,960,824.56-480,815,847.70

Finding the Fourth Proportional to 776,816,102.57, 1,165,960,824.56 and 480,815,847.70

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Solution

The fourth proportional to 776,816,102.57, 1,165,960,824.56 and 480,815,847.70 is: 721,679,739.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,816,102.57 : 1,165,960,824.56 = 480,815,847.70 : x
  2. Step 2: Convert to fraction form
    776,816,102.57/1,165,960,824.56 = 480,815,847.70/x
  3. Step 3: Cross multiply
    776,816,102.57x = 1,165,960,824.56 × 480,815,847.70
  4. Step 4: Simplify right side
    776,816,102.57x = 560,612,442,244,094,528
  5. Step 5: Solve for x
    x = 560,612,442,244,094,528/776,816,102.57
  6. Step 6: Final answer
    x = 721,679,739.12

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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.