Home / 75,303,930.30-112,955,895.45-52,345,679.10

Finding the Fourth Proportional to 75,303,930.30, 112,955,895.45 and 52,345,679.10

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Solution

The fourth proportional to 75,303,930.30, 112,955,895.45 and 52,345,679.10 is: 78,518,518.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,303,930.30 : 112,955,895.45 = 52,345,679.10 : x
  2. Step 2: Convert to fraction form
    75,303,930.30/112,955,895.45 = 52,345,679.10/x
  3. Step 3: Cross multiply
    75,303,930.30x = 112,955,895.45 × 52,345,679.10
  4. Step 4: Simplify right side
    75,303,930.30x = 5,912,753,055,678,850
  5. Step 5: Solve for x
    x = 5,912,753,055,678,850/75,303,930.30
  6. Step 6: Final answer
    x = 78,518,518.65

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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.