Home / 97,383,232.96-146,020,127.05-66,712,395.04

Finding the Fourth Proportional to 97,383,232.96, 146,020,127.05 and 66,712,395.04

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Solution

The fourth proportional to 97,383,232.96, 146,020,127.05 and 66,712,395.04 is: 100,031,104.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,383,232.96 : 146,020,127.05 = 66,712,395.04 : x
  2. Step 2: Convert to fraction form
    97,383,232.96/146,020,127.05 = 66,712,395.04/x
  3. Step 3: Cross multiply
    97,383,232.96x = 146,020,127.05 × 66,712,395.04
  4. Step 4: Simplify right side
    97,383,232.96x = 9,741,352,399,550,590
  5. Step 5: Solve for x
    x = 9,741,352,399,550,590/97,383,232.96
  6. Step 6: Final answer
    x = 100,031,104.98

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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.