Home / 78,897,435.23-108,878,608.13-44,090,125.71

Finding the Fourth Proportional to 78,897,435.23, 108,878,608.13 and 44,090,125.71

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Solution

The fourth proportional to 78,897,435.23, 108,878,608.13 and 44,090,125.71 is: 60,844,455.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,897,435.23 : 108,878,608.13 = 44,090,125.71 : x
  2. Step 2: Convert to fraction form
    78,897,435.23/108,878,608.13 = 44,090,125.71/x
  3. Step 3: Cross multiply
    78,897,435.23x = 108,878,608.13 × 44,090,125.71
  4. Step 4: Simplify right side
    78,897,435.23x = 4,800,471,519,581,528
  5. Step 5: Solve for x
    x = 4,800,471,519,581,528/78,897,435.23
  6. Step 6: Final answer
    x = 60,844,455.91

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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.