Home / 651,942,115.20-977,577,249.60-242,787,657.60

Finding the Fourth Proportional to 651,942,115.20, 977,577,249.60 and 242,787,657.60

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Solution

The fourth proportional to 651,942,115.20, 977,577,249.60 and 242,787,657.60 is: 364,056,386.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,942,115.20 : 977,577,249.60 = 242,787,657.60 : x
  2. Step 2: Convert to fraction form
    651,942,115.20/977,577,249.60 = 242,787,657.60/x
  3. Step 3: Cross multiply
    651,942,115.20x = 977,577,249.60 × 242,787,657.60
  4. Step 4: Simplify right side
    651,942,115.20x = 237,343,690,553,434,528
  5. Step 5: Solve for x
    x = 237,343,690,553,434,528/651,942,115.20
  6. Step 6: Final answer
    x = 364,056,386.33

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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.