Home / 585,048,247.50-807,376,984.20-317,132,854.71

Finding the Fourth Proportional to 585,048,247.50, 807,376,984.20 and 317,132,854.71

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Solution

The fourth proportional to 585,048,247.50, 807,376,984.20 and 317,132,854.71 is: 437,648,978.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,048,247.50 : 807,376,984.20 = 317,132,854.71 : x
  2. Step 2: Convert to fraction form
    585,048,247.50/807,376,984.20 = 317,132,854.71/x
  3. Step 3: Cross multiply
    585,048,247.50x = 807,376,984.20 × 317,132,854.71
  4. Step 4: Simplify right side
    585,048,247.50x = 256,045,767,826,496,576
  5. Step 5: Solve for x
    x = 256,045,767,826,496,576/585,048,247.50
  6. Step 6: Final answer
    x = 437,648,978.39

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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.