Home / 531,541,036.20-797,311,554.30-447,360,781.80

Finding the Fourth Proportional to 531,541,036.20, 797,311,554.30 and 447,360,781.80

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Solution

The fourth proportional to 531,541,036.20, 797,311,554.30 and 447,360,781.80 is: 671,041,172.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,541,036.20 : 797,311,554.30 = 447,360,781.80 : x
  2. Step 2: Convert to fraction form
    531,541,036.20/797,311,554.30 = 447,360,781.80/x
  3. Step 3: Cross multiply
    531,541,036.20x = 797,311,554.30 × 447,360,781.80
  4. Step 4: Simplify right side
    531,541,036.20x = 356,685,920,269,821,120
  5. Step 5: Solve for x
    x = 356,685,920,269,821,120/531,541,036.20
  6. Step 6: Final answer
    x = 671,041,172.70

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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.