Home / 141,551,451.30-211,902,024.15-84,014,105.70

Finding the Fourth Proportional to 141,551,451.30, 211,902,024.15 and 84,014,105.70

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Solution

The fourth proportional to 141,551,451.30, 211,902,024.15 and 84,014,105.70 is: 125,768,820.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,551,451.30 : 211,902,024.15 = 84,014,105.70 : x
  2. Step 2: Convert to fraction form
    141,551,451.30/211,902,024.15 = 84,014,105.70/x
  3. Step 3: Cross multiply
    141,551,451.30x = 211,902,024.15 × 84,014,105.70
  4. Step 4: Simplify right side
    141,551,451.30x = 17,802,759,054,982,054
  5. Step 5: Solve for x
    x = 17,802,759,054,982,054/141,551,451.30
  6. Step 6: Final answer
    x = 125,768,820.39

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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.