Home / 663,809,128.20-927,518,794.20-663,809,128.20

Finding the Fourth Proportional to 663,809,128.20, 927,518,794.20 and 663,809,128.20

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Solution

The fourth proportional to 663,809,128.20, 927,518,794.20 and 663,809,128.20 is: 927,518,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,809,128.20 : 927,518,794.20 = 663,809,128.20 : x
  2. Step 2: Convert to fraction form
    663,809,128.20/927,518,794.20 = 663,809,128.20/x
  3. Step 3: Cross multiply
    663,809,128.20x = 927,518,794.20 × 663,809,128.20
  4. Step 4: Simplify right side
    663,809,128.20x = 615,695,442,167,017,344
  5. Step 5: Solve for x
    x = 615,695,442,167,017,344/663,809,128.20
  6. Step 6: Final answer
    x = 927,518,794.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.