Home / 146,519,704.10-220,031,498.55-103,689,496.10

Finding the Fourth Proportional to 146,519,704.10, 220,031,498.55 and 103,689,496.10

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Solution

The fourth proportional to 146,519,704.10, 220,031,498.55 and 103,689,496.10 is: 155,712,539.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,519,704.10 : 220,031,498.55 = 103,689,496.10 : x
  2. Step 2: Convert to fraction form
    146,519,704.10/220,031,498.55 = 103,689,496.10/x
  3. Step 3: Cross multiply
    146,519,704.10x = 220,031,498.55 × 103,689,496.10
  4. Step 4: Simplify right side
    146,519,704.10x = 22,814,955,210,777,380
  5. Step 5: Solve for x
    x = 22,814,955,210,777,380/146,519,704.10
  6. Step 6: Final answer
    x = 155,712,539.49

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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.