Home / 141,032,219.10-211,548,328.65-80,454,068.70

Finding the Fourth Proportional to 141,032,219.10, 211,548,328.65 and 80,454,068.70

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Solution

The fourth proportional to 141,032,219.10, 211,548,328.65 and 80,454,068.70 is: 120,681,103.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,032,219.10 : 211,548,328.65 = 80,454,068.70 : x
  2. Step 2: Convert to fraction form
    141,032,219.10/211,548,328.65 = 80,454,068.70/x
  3. Step 3: Cross multiply
    141,032,219.10x = 211,548,328.65 × 80,454,068.70
  4. Step 4: Simplify right side
    141,032,219.10x = 17,019,923,766,577,280
  5. Step 5: Solve for x
    x = 17,019,923,766,577,280/141,032,219.10
  6. Step 6: Final answer
    x = 120,681,103.05

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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.