Home / 141,050,355.18-211,478,943.50-71,829,166.20

Finding the Fourth Proportional to 141,050,355.18, 211,478,943.50 and 71,829,166.20

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Solution

The fourth proportional to 141,050,355.18, 211,478,943.50 and 71,829,166.20 is: 107,694,561.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,050,355.18 : 211,478,943.50 = 71,829,166.20 : x
  2. Step 2: Convert to fraction form
    141,050,355.18/211,478,943.50 = 71,829,166.20/x
  3. Step 3: Cross multiply
    141,050,355.18x = 211,478,943.50 × 71,829,166.20
  4. Step 4: Simplify right side
    141,050,355.18x = 15,190,356,180,461,910
  5. Step 5: Solve for x
    x = 15,190,356,180,461,910/141,050,355.18
  6. Step 6: Final answer
    x = 107,694,561.71

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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.