Home / 141,032,199.10-211,548,298.65-80,454,048.70

Finding the Fourth Proportional to 141,032,199.10, 211,548,298.65 and 80,454,048.70

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Solution

The fourth proportional to 141,032,199.10, 211,548,298.65 and 80,454,048.70 is: 120,681,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,032,199.10 : 211,548,298.65 = 80,454,048.70 : x
  2. Step 2: Convert to fraction form
    141,032,199.10/211,548,298.65 = 80,454,048.70/x
  3. Step 3: Cross multiply
    141,032,199.10x = 211,548,298.65 × 80,454,048.70
  4. Step 4: Simplify right side
    141,032,199.10x = 17,019,917,121,989,246
  5. Step 5: Solve for x
    x = 17,019,917,121,989,246/141,032,199.10
  6. Step 6: Final answer
    x = 120,681,073.05

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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.