Home / 1,375,046,568.36-1,897,564,469.04-748,519,752.60

Finding the Fourth Proportional to 1,375,046,568.36, 1,897,564,469.04 and 748,519,752.60

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Solution

The fourth proportional to 1,375,046,568.36, 1,897,564,469.04 and 748,519,752.60 is: 1,032,957,370.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,046,568.36 : 1,897,564,469.04 = 748,519,752.60 : x
  2. Step 2: Convert to fraction form
    1,375,046,568.36/1,897,564,469.04 = 748,519,752.60/x
  3. Step 3: Cross multiply
    1,375,046,568.36x = 1,897,564,469.04 × 748,519,752.60
  4. Step 4: Simplify right side
    1,375,046,568.36x = 1,420,364,486,908,371,200
  5. Step 5: Solve for x
    x = 1,420,364,486,908,371,200/1,375,046,568.36
  6. Step 6: Final answer
    x = 1,032,957,370.02

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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.