Home / 75,303,928.30-112,955,892.45-52,345,677.10

Finding the Fourth Proportional to 75,303,928.30, 112,955,892.45 and 52,345,677.10

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Solution

The fourth proportional to 75,303,928.30, 112,955,892.45 and 52,345,677.10 is: 78,518,515.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,303,928.30 : 112,955,892.45 = 52,345,677.10 : x
  2. Step 2: Convert to fraction form
    75,303,928.30/112,955,892.45 = 52,345,677.10/x
  3. Step 3: Cross multiply
    75,303,928.30x = 112,955,892.45 × 52,345,677.10
  4. Step 4: Simplify right side
    75,303,928.30x = 5,912,752,672,730,028
  5. Step 5: Solve for x
    x = 5,912,752,672,730,028/75,303,928.30
  6. Step 6: Final answer
    x = 78,518,515.65

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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.