Home / 8,288,157,036.10-12,431,948,014.95-2,077,376,671.30

Finding the Fourth Proportional to 8,288,157,036.10, 12,431,948,014.95 and 2,077,376,671.30

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Solution

The fourth proportional to 8,288,157,036.10, 12,431,948,014.95 and 2,077,376,671.30 is: 3,115,992,936.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288,157,036.10 : 12,431,948,014.95 = 2,077,376,671.30 : x
  2. Step 2: Convert to fraction form
    8,288,157,036.10/12,431,948,014.95 = 2,077,376,671.30/x
  3. Step 3: Cross multiply
    8,288,157,036.10x = 12,431,948,014.95 × 2,077,376,671.30
  4. Step 4: Simplify right side
    8,288,157,036.10x = 25,825,838,785,071,472,640
  5. Step 5: Solve for x
    x = 25,825,838,785,071,472,640/8,288,157,036.10
  6. Step 6: Final answer
    x = 3,115,992,936.98

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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.