Home / 453,743,085.70-680,614,628.55-443,665,389.70

Finding the Fourth Proportional to 453,743,085.70, 680,614,628.55 and 443,665,389.70

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Solution

The fourth proportional to 453,743,085.70, 680,614,628.55 and 443,665,389.70 is: 665,498,084.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,743,085.70 : 680,614,628.55 = 443,665,389.70 : x
  2. Step 2: Convert to fraction form
    453,743,085.70/680,614,628.55 = 443,665,389.70/x
  3. Step 3: Cross multiply
    453,743,085.70x = 680,614,628.55 × 443,665,389.70
  4. Step 4: Simplify right side
    453,743,085.70x = 301,965,154,411,156,480
  5. Step 5: Solve for x
    x = 301,965,154,411,156,480/453,743,085.70
  6. Step 6: Final answer
    x = 665,498,084.55

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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.