Home / 79,500,924,576.95-109,711,631,775.42-43,371,847,519.38

Finding the Fourth Proportional to 79,500,924,576.95, 109,711,631,775.42 and 43,371,847,519.38

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Solution

The fourth proportional to 79,500,924,576.95, 109,711,631,775.42 and 43,371,847,519.38 is: 59,853,343,716.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,500,924,576.95 : 109,711,631,775.42 = 43,371,847,519.38 : x
  2. Step 2: Convert to fraction form
    79,500,924,576.95/109,711,631,775.42 = 43,371,847,519.38/x
  3. Step 3: Cross multiply
    79,500,924,576.95x = 109,711,631,775.42 × 43,371,847,519.38
  4. Step 4: Simplify right side
    79,500,924,576.95x = 4,758,396,164,465,882,038,272
  5. Step 5: Solve for x
    x = 4,758,396,164,465,882,038,272/79,500,924,576.95
  6. Step 6: Final answer
    x = 59,853,343,716.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.