Home / 75,516,095.20-113,274,142.80-63,399,240.40

Finding the Fourth Proportional to 75,516,095.20, 113,274,142.80 and 63,399,240.40

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Solution

The fourth proportional to 75,516,095.20, 113,274,142.80 and 63,399,240.40 is: 95,098,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,516,095.20 : 113,274,142.80 = 63,399,240.40 : x
  2. Step 2: Convert to fraction form
    75,516,095.20/113,274,142.80 = 63,399,240.40/x
  3. Step 3: Cross multiply
    75,516,095.20x = 113,274,142.80 × 63,399,240.40
  4. Step 4: Simplify right side
    75,516,095.20x = 7,181,494,610,481,129
  5. Step 5: Solve for x
    x = 7,181,494,610,481,129/75,516,095.20
  6. Step 6: Final answer
    x = 95,098,860.60

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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.