Home / 242,689,815.40-364,034,723.10-89,445,850.60

Finding the Fourth Proportional to 242,689,815.40, 364,034,723.10 and 89,445,850.60

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Solution

The fourth proportional to 242,689,815.40, 364,034,723.10 and 89,445,850.60 is: 134,168,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,689,815.40 : 364,034,723.10 = 89,445,850.60 : x
  2. Step 2: Convert to fraction form
    242,689,815.40/364,034,723.10 = 89,445,850.60/x
  3. Step 3: Cross multiply
    242,689,815.40x = 364,034,723.10 × 89,445,850.60
  4. Step 4: Simplify right side
    242,689,815.40x = 32,561,395,455,614,968
  5. Step 5: Solve for x
    x = 32,561,395,455,614,968/242,689,815.40
  6. Step 6: Final answer
    x = 134,168,775.90

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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.