Home / 803,336,686.64-1,108,543,787.57-450,844,599.68

Finding the Fourth Proportional to 803,336,686.64, 1,108,543,787.57 and 450,844,599.68

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Solution

The fourth proportional to 803,336,686.64, 1,108,543,787.57 and 450,844,599.68 is: 622,131,403.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,336,686.64 : 1,108,543,787.57 = 450,844,599.68 : x
  2. Step 2: Convert to fraction form
    803,336,686.64/1,108,543,787.57 = 450,844,599.68/x
  3. Step 3: Cross multiply
    803,336,686.64x = 1,108,543,787.57 × 450,844,599.68
  4. Step 4: Simplify right side
    803,336,686.64x = 499,780,980,134,489,024
  5. Step 5: Solve for x
    x = 499,780,980,134,489,024/803,336,686.64
  6. Step 6: Final answer
    x = 622,131,403.24

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1.5x scale

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.