Home / 649,584,475.68-896,343,977.52-371,144,033.76

Finding the Fourth Proportional to 649,584,475.68, 896,343,977.52 and 371,144,033.76

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Solution

The fourth proportional to 649,584,475.68, 896,343,977.52 and 371,144,033.76 is: 512,131,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,584,475.68 : 896,343,977.52 = 371,144,033.76 : x
  2. Step 2: Convert to fraction form
    649,584,475.68/896,343,977.52 = 371,144,033.76/x
  3. Step 3: Cross multiply
    649,584,475.68x = 896,343,977.52 × 371,144,033.76
  4. Step 4: Simplify right side
    649,584,475.68x = 332,672,719,453,255,552
  5. Step 5: Solve for x
    x = 332,672,719,453,255,552/649,584,475.68
  6. Step 6: Final answer
    x = 512,131,573.20

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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.