Home / 112,833,829.68-155,644,714.24-70,951,609.63

Finding the Fourth Proportional to 112,833,829.68, 155,644,714.24 and 70,951,609.63

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Solution

The fourth proportional to 112,833,829.68, 155,644,714.24 and 70,951,609.63 is: 97,871,737.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,833,829.68 : 155,644,714.24 = 70,951,609.63 : x
  2. Step 2: Convert to fraction form
    112,833,829.68/155,644,714.24 = 70,951,609.63/x
  3. Step 3: Cross multiply
    112,833,829.68x = 155,644,714.24 × 70,951,609.63
  4. Step 4: Simplify right side
    112,833,829.68x = 11,043,243,005,729,382
  5. Step 5: Solve for x
    x = 11,043,243,005,729,382/112,833,829.68
  6. Step 6: Final answer
    x = 97,871,737.91

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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.