Home / 747,287,118.50-1,031,256,184.14-403,569,245.57

Finding the Fourth Proportional to 747,287,118.50, 1,031,256,184.14 and 403,569,245.57

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Solution

The fourth proportional to 747,287,118.50, 1,031,256,184.14 and 403,569,245.57 is: 556,925,537.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,287,118.50 : 1,031,256,184.14 = 403,569,245.57 : x
  2. Step 2: Convert to fraction form
    747,287,118.50/1,031,256,184.14 = 403,569,245.57/x
  3. Step 3: Cross multiply
    747,287,118.50x = 1,031,256,184.14 × 403,569,245.57
  4. Step 4: Simplify right side
    747,287,118.50x = 416,183,280,217,620,480
  5. Step 5: Solve for x
    x = 416,183,280,217,620,480/747,287,118.50
  6. Step 6: Final answer
    x = 556,925,537.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.