Home / 168,812,179.60-253,213,545.24-53,803,623.28

Finding the Fourth Proportional to 168,812,179.60, 253,213,545.24 and 53,803,623.28

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Solution

The fourth proportional to 168,812,179.60, 253,213,545.24 and 53,803,623.28 is: 80,703,929.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,812,179.60 : 253,213,545.24 = 53,803,623.28 : x
  2. Step 2: Convert to fraction form
    168,812,179.60/253,213,545.24 = 53,803,623.28/x
  3. Step 3: Cross multiply
    168,812,179.60x = 253,213,545.24 × 53,803,623.28
  4. Step 4: Simplify right side
    168,812,179.60x = 13,623,806,197,486,198
  5. Step 5: Solve for x
    x = 13,623,806,197,486,198/168,812,179.60
  6. Step 6: Final answer
    x = 80,703,929.24

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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.