Home / 146,585,129.10-219,877,693.65-112,147,752.30

Finding the Fourth Proportional to 146,585,129.10, 219,877,693.65 and 112,147,752.30

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Solution

The fourth proportional to 146,585,129.10, 219,877,693.65 and 112,147,752.30 is: 168,221,628.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,585,129.10 : 219,877,693.65 = 112,147,752.30 : x
  2. Step 2: Convert to fraction form
    146,585,129.10/219,877,693.65 = 112,147,752.30/x
  3. Step 3: Cross multiply
    146,585,129.10x = 219,877,693.65 × 112,147,752.30
  4. Step 4: Simplify right side
    146,585,129.10x = 24,658,789,123,755,484
  5. Step 5: Solve for x
    x = 24,658,789,123,755,484/146,585,129.10
  6. Step 6: Final answer
    x = 168,221,628.45

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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.