Home / 47,449,878,725.73-65,476,504,637.33-28,156,013,899.28

Finding the Fourth Proportional to 47,449,878,725.73, 65,476,504,637.33 and 28,156,013,899.28

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Solution

The fourth proportional to 47,449,878,725.73, 65,476,504,637.33 and 28,156,013,899.28 is: 38,852,731,011.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,449,878,725.73 : 65,476,504,637.33 = 28,156,013,899.28 : x
  2. Step 2: Convert to fraction form
    47,449,878,725.73/65,476,504,637.33 = 28,156,013,899.28/x
  3. Step 3: Cross multiply
    47,449,878,725.73x = 65,476,504,637.33 × 28,156,013,899.28
  4. Step 4: Simplify right side
    47,449,878,725.73x = 1,843,557,374,644,934,934,528
  5. Step 5: Solve for x
    x = 1,843,557,374,644,934,934,528/47,449,878,725.73
  6. Step 6: Final answer
    x = 38,852,731,011.20

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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.