Home / 677,103,691.45-1,015,655,537.18-606,076,601.80

Finding the Fourth Proportional to 677,103,691.45, 1,015,655,537.18 and 606,076,601.80

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Solution

The fourth proportional to 677,103,691.45, 1,015,655,537.18 and 606,076,601.80 is: 909,114,902.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,103,691.45 : 1,015,655,537.18 = 606,076,601.80 : x
  2. Step 2: Convert to fraction form
    677,103,691.45/1,015,655,537.18 = 606,076,601.80/x
  3. Step 3: Cross multiply
    677,103,691.45x = 1,015,655,537.18 × 606,076,601.80
  4. Step 4: Simplify right side
    677,103,691.45x = 615,565,056,573,407,872
  5. Step 5: Solve for x
    x = 615,565,056,573,407,872/677,103,691.45
  6. Step 6: Final answer
    x = 909,114,902.70

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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.