Home / 775,846,521.20-1,164,336,652.20-546,264,009.20

Finding the Fourth Proportional to 775,846,521.20, 1,164,336,652.20 and 546,264,009.20

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Solution

The fourth proportional to 775,846,521.20, 1,164,336,652.20 and 546,264,009.20 is: 819,795,140.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,846,521.20 : 1,164,336,652.20 = 546,264,009.20 : x
  2. Step 2: Convert to fraction form
    775,846,521.20/1,164,336,652.20 = 546,264,009.20/x
  3. Step 3: Cross multiply
    775,846,521.20x = 1,164,336,652.20 × 546,264,009.20
  4. Step 4: Simplify right side
    775,846,521.20x = 636,035,207,689,278,080
  5. Step 5: Solve for x
    x = 636,035,207,689,278,080/775,846,521.20
  6. Step 6: Final answer
    x = 819,795,140.29

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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.