Home / 483,061,320.80-724,025,110.80-206,712,000.80

Finding the Fourth Proportional to 483,061,320.80, 724,025,110.80 and 206,712,000.80

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Solution

The fourth proportional to 483,061,320.80, 724,025,110.80 and 206,712,000.80 is: 309,825,425.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,061,320.80 : 724,025,110.80 = 206,712,000.80 : x
  2. Step 2: Convert to fraction form
    483,061,320.80/724,025,110.80 = 206,712,000.80/x
  3. Step 3: Cross multiply
    483,061,320.80x = 724,025,110.80 × 206,712,000.80
  4. Step 4: Simplify right side
    483,061,320.80x = 149,664,679,282,909,696
  5. Step 5: Solve for x
    x = 149,664,679,282,909,696/483,061,320.80
  6. Step 6: Final answer
    x = 309,825,425.55

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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.