Home / 543,361,225.80-815,041,838.70-484,406,704.20

Finding the Fourth Proportional to 543,361,225.80, 815,041,838.70 and 484,406,704.20

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Solution

The fourth proportional to 543,361,225.80, 815,041,838.70 and 484,406,704.20 is: 726,610,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,361,225.80 : 815,041,838.70 = 484,406,704.20 : x
  2. Step 2: Convert to fraction form
    543,361,225.80/815,041,838.70 = 484,406,704.20/x
  3. Step 3: Cross multiply
    543,361,225.80x = 815,041,838.70 × 484,406,704.20
  4. Step 4: Simplify right side
    543,361,225.80x = 394,811,730,869,775,040
  5. Step 5: Solve for x
    x = 394,811,730,869,775,040/543,361,225.80
  6. Step 6: Final answer
    x = 726,610,056.30

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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.