Home / 141,955,909.20-212,933,863.80-61,176,877.20

Finding the Fourth Proportional to 141,955,909.20, 212,933,863.80 and 61,176,877.20

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Solution

The fourth proportional to 141,955,909.20, 212,933,863.80 and 61,176,877.20 is: 91,765,315.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,955,909.20 : 212,933,863.80 = 61,176,877.20 : x
  2. Step 2: Convert to fraction form
    141,955,909.20/212,933,863.80 = 61,176,877.20/x
  3. Step 3: Cross multiply
    141,955,909.20x = 212,933,863.80 × 61,176,877.20
  4. Step 4: Simplify right side
    141,955,909.20x = 13,026,628,837,414,126
  5. Step 5: Solve for x
    x = 13,026,628,837,414,126/141,955,909.20
  6. Step 6: Final answer
    x = 91,765,315.80

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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.