Home / 3,172,179,204.51-4,377,725,444.19-1,902,226,948.50

Finding the Fourth Proportional to 3,172,179,204.51, 4,377,725,444.19 and 1,902,226,948.50

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Solution

The fourth proportional to 3,172,179,204.51, 4,377,725,444.19 and 1,902,226,948.50 is: 2,625,144,033.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,179,204.51 : 4,377,725,444.19 = 1,902,226,948.50 : x
  2. Step 2: Convert to fraction form
    3,172,179,204.51/4,377,725,444.19 = 1,902,226,948.50/x
  3. Step 3: Cross multiply
    3,172,179,204.51x = 4,377,725,444.19 × 1,902,226,948.50
  4. Step 4: Simplify right side
    3,172,179,204.51x = 8,327,427,313,072,350,208
  5. Step 5: Solve for x
    x = 8,327,427,313,072,350,208/3,172,179,204.51
  6. Step 6: Final answer
    x = 2,625,144,033.87

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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.