Home / 207,328,728.13-286,108,500.31-119,220,626.59

Finding the Fourth Proportional to 207,328,728.13, 286,108,500.31 and 119,220,626.59

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Solution

The fourth proportional to 207,328,728.13, 286,108,500.31 and 119,220,626.59 is: 164,521,506.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,328,728.13 : 286,108,500.31 = 119,220,626.59 : x
  2. Step 2: Convert to fraction form
    207,328,728.13/286,108,500.31 = 119,220,626.59/x
  3. Step 3: Cross multiply
    207,328,728.13x = 286,108,500.31 × 119,220,626.59
  4. Step 4: Simplify right side
    207,328,728.13x = 34,110,034,679,683,412
  5. Step 5: Solve for x
    x = 34,110,034,679,683,412/207,328,728.13
  6. Step 6: Final answer
    x = 164,521,506.44

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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.