Home / 146,862,012.80-220,104,062.40-89,293,174.40

Finding the Fourth Proportional to 146,862,012.80, 220,104,062.40 and 89,293,174.40

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Solution

The fourth proportional to 146,862,012.80, 220,104,062.40 and 89,293,174.40 is: 133,824,874.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,862,012.80 : 220,104,062.40 = 89,293,174.40 : x
  2. Step 2: Convert to fraction form
    146,862,012.80/220,104,062.40 = 89,293,174.40/x
  3. Step 3: Cross multiply
    146,862,012.80x = 220,104,062.40 × 89,293,174.40
  4. Step 4: Simplify right side
    146,862,012.80x = 19,653,790,430,031,684
  5. Step 5: Solve for x
    x = 19,653,790,430,031,684/146,862,012.80
  6. Step 6: Final answer
    x = 133,824,874.49

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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.