Home / 133,189,704,184.59-199,704,772,492.38-42,391,900,656.81

Finding the Fourth Proportional to 133,189,704,184.59, 199,704,772,492.38 and 42,391,900,656.81

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Solution

The fourth proportional to 133,189,704,184.59, 199,704,772,492.38 and 42,391,900,656.81 is: 63,562,457,233.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,189,704,184.59 : 199,704,772,492.38 = 42,391,900,656.81 : x
  2. Step 2: Convert to fraction form
    133,189,704,184.59/199,704,772,492.38 = 42,391,900,656.81/x
  3. Step 3: Cross multiply
    133,189,704,184.59x = 199,704,772,492.38 × 42,391,900,656.81
  4. Step 4: Simplify right side
    133,189,704,184.59x = 8,465,864,876,187,815,247,872
  5. Step 5: Solve for x
    x = 8,465,864,876,187,815,247,872/133,189,704,184.59
  6. Step 6: Final answer
    x = 63,562,457,233.59

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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.