Home / 2,828,121,876.80-4,241,921,070.08-1,333,810,785.36

Finding the Fourth Proportional to 2,828,121,876.80, 4,241,921,070.08 and 1,333,810,785.36

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Solution

The fourth proportional to 2,828,121,876.80, 4,241,921,070.08 and 1,333,810,785.36 is: 2,000,592,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,121,876.80 : 4,241,921,070.08 = 1,333,810,785.36 : x
  2. Step 2: Convert to fraction form
    2,828,121,876.80/4,241,921,070.08 = 1,333,810,785.36/x
  3. Step 3: Cross multiply
    2,828,121,876.80x = 4,241,921,070.08 × 1,333,810,785.36
  4. Step 4: Simplify right side
    2,828,121,876.80x = 5,657,920,073,918,535,680
  5. Step 5: Solve for x
    x = 5,657,920,073,918,535,680/2,828,121,876.80
  6. Step 6: Final answer
    x = 2,000,592,732.70

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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.