Home / 2,781,444,103,999.20-4,172,166,155,998.80-2,671,734,274,264.80

Finding the Fourth Proportional to 2,781,444,103,999.20, 4,172,166,155,998.80 and 2,671,734,274,264.80

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Solution

The fourth proportional to 2,781,444,103,999.20, 4,172,166,155,998.80 and 2,671,734,274,264.80 is: 4,007,601,411,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,444,103,999.20 : 4,172,166,155,998.80 = 2,671,734,274,264.80 : x
  2. Step 2: Convert to fraction form
    2,781,444,103,999.20/4,172,166,155,998.80 = 2,671,734,274,264.80/x
  3. Step 3: Cross multiply
    2,781,444,103,999.20x = 4,172,166,155,998.80 × 2,671,734,274,264.80
  4. Step 4: Simplify right side
    2,781,444,103,999.20x = 11,146,919,316,909,613,150,896,128
  5. Step 5: Solve for x
    x = 11,146,919,316,909,613,150,896,128/2,781,444,103,999.20
  6. Step 6: Final answer
    x = 4,007,601,411,397.20

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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.