Home / 168,930,946.97-233,205,545.15-112,509,586.90

Finding the Fourth Proportional to 168,930,946.97, 233,205,545.15 and 112,509,586.90

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Solution

The fourth proportional to 168,930,946.97, 233,205,545.15 and 112,509,586.90 is: 155,317,069.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,930,946.97 : 233,205,545.15 = 112,509,586.90 : x
  2. Step 2: Convert to fraction form
    168,930,946.97/233,205,545.15 = 112,509,586.90/x
  3. Step 3: Cross multiply
    168,930,946.97x = 233,205,545.15 × 112,509,586.90
  4. Step 4: Simplify right side
    168,930,946.97x = 26,237,859,547,449,392
  5. Step 5: Solve for x
    x = 26,237,859,547,449,392/168,930,946.97
  6. Step 6: Final answer
    x = 155,317,069.00

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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.