Home / 165,168,892.80-247,752,464.40-42,346,972.80

Finding the Fourth Proportional to 165,168,892.80, 247,752,464.40 and 42,346,972.80

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Solution

The fourth proportional to 165,168,892.80, 247,752,464.40 and 42,346,972.80 is: 63,520,234.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,168,892.80 : 247,752,464.40 = 42,346,972.80 : x
  2. Step 2: Convert to fraction form
    165,168,892.80/247,752,464.40 = 42,346,972.80/x
  3. Step 3: Cross multiply
    165,168,892.80x = 247,752,464.40 × 42,346,972.80
  4. Step 4: Simplify right side
    165,168,892.80x = 10,491,566,871,079,768
  5. Step 5: Solve for x
    x = 10,491,566,871,079,768/165,168,892.80
  6. Step 6: Final answer
    x = 63,520,234.91

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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.