Home / 70,683,489.17-97,503,359.23-42,418,633.43

Finding the Fourth Proportional to 70,683,489.17, 97,503,359.23 and 42,418,633.43

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Solution

The fourth proportional to 70,683,489.17, 97,503,359.23 and 42,418,633.43 is: 58,513,795.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,683,489.17 : 97,503,359.23 = 42,418,633.43 : x
  2. Step 2: Convert to fraction form
    70,683,489.17/97,503,359.23 = 42,418,633.43/x
  3. Step 3: Cross multiply
    70,683,489.17x = 97,503,359.23 × 42,418,633.43
  4. Step 4: Simplify right side
    70,683,489.17x = 4,135,959,253,429,153.50
  5. Step 5: Solve for x
    x = 4,135,959,253,429,153.50/70,683,489.17
  6. Step 6: Final answer
    x = 58,513,795.83

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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.