Home / 141,050,365.68-211,478,959.20-71,829,176.64

Finding the Fourth Proportional to 141,050,365.68, 211,478,959.20 and 71,829,176.64

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Solution

The fourth proportional to 141,050,365.68, 211,478,959.20 and 71,829,176.64 is: 107,694,577.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,050,365.68 : 211,478,959.20 = 71,829,176.64 : x
  2. Step 2: Convert to fraction form
    141,050,365.68/211,478,959.20 = 71,829,176.64/x
  3. Step 3: Cross multiply
    141,050,365.68x = 211,478,959.20 × 71,829,176.64
  4. Step 4: Simplify right side
    141,050,365.68x = 15,190,359,516,020,152
  5. Step 5: Solve for x
    x = 15,190,359,516,020,152/141,050,365.68
  6. Step 6: Final answer
    x = 107,694,577.34

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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.