Home / 141,032,228.85-211,548,343.28-80,454,078.45

Finding the Fourth Proportional to 141,032,228.85, 211,548,343.28 and 80,454,078.45

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Solution

The fourth proportional to 141,032,228.85, 211,548,343.28 and 80,454,078.45 is: 120,681,117.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,032,228.85 : 211,548,343.28 = 80,454,078.45 : x
  2. Step 2: Convert to fraction form
    141,032,228.85/211,548,343.28 = 80,454,078.45/x
  3. Step 3: Cross multiply
    141,032,228.85x = 211,548,343.28 × 80,454,078.45
  4. Step 4: Simplify right side
    141,032,228.85x = 17,019,927,006,216,652
  5. Step 5: Solve for x
    x = 17,019,927,006,216,652/141,032,228.85
  6. Step 6: Final answer
    x = 120,681,117.68

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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.