Home / 235,191,949.87-352,712,397.45-77,589,536.86

Finding the Fourth Proportional to 235,191,949.87, 352,712,397.45 and 77,589,536.86

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Solution

The fourth proportional to 235,191,949.87, 352,712,397.45 and 77,589,536.86 is: 116,359,388.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,191,949.87 : 352,712,397.45 = 77,589,536.86 : x
  2. Step 2: Convert to fraction form
    235,191,949.87/352,712,397.45 = 77,589,536.86/x
  3. Step 3: Cross multiply
    235,191,949.87x = 352,712,397.45 × 77,589,536.86
  4. Step 4: Simplify right side
    235,191,949.87x = 27,366,791,562,537,796
  5. Step 5: Solve for x
    x = 27,366,791,562,537,796/235,191,949.87
  6. Step 6: Final answer
    x = 116,359,388.91

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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.