Home / 156,287,593-215,676,878.34-86,683,632.04

Finding the Fourth Proportional to 156,287,593, 215,676,878.34 and 86,683,632.04

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Solution

The fourth proportional to 156,287,593, 215,676,878.34 and 86,683,632.04 is: 119,623,412.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,287,593 : 215,676,878.34 = 86,683,632.04 : x
  2. Step 2: Convert to fraction form
    156,287,593/215,676,878.34 = 86,683,632.04/x
  3. Step 3: Cross multiply
    156,287,593x = 215,676,878.34 × 86,683,632.04
  4. Step 4: Simplify right side
    156,287,593x = 18,695,655,161,560,408
  5. Step 5: Solve for x
    x = 18,695,655,161,560,408/156,287,593
  6. Step 6: Final answer
    x = 119,623,412.22

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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.