Home / 546,253,252.80-819,379,879.20-509,973,547.20

Finding the Fourth Proportional to 546,253,252.80, 819,379,879.20 and 509,973,547.20

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Solution

The fourth proportional to 546,253,252.80, 819,379,879.20 and 509,973,547.20 is: 764,960,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,253,252.80 : 819,379,879.20 = 509,973,547.20 : x
  2. Step 2: Convert to fraction form
    546,253,252.80/819,379,879.20 = 509,973,547.20/x
  3. Step 3: Cross multiply
    546,253,252.80x = 819,379,879.20 × 509,973,547.20
  4. Step 4: Simplify right side
    546,253,252.80x = 417,862,063,499,931,520
  5. Step 5: Solve for x
    x = 417,862,063,499,931,520/546,253,252.80
  6. Step 6: Final answer
    x = 764,960,320.80

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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.