Home / 157,996,862.02-218,044,144.65-88,378,091.02

Finding the Fourth Proportional to 157,996,862.02, 218,044,144.65 and 88,378,091.02

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Solution

The fourth proportional to 157,996,862.02, 218,044,144.65 and 88,378,091.02 is: 121,966,506.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,996,862.02 : 218,044,144.65 = 88,378,091.02 : x
  2. Step 2: Convert to fraction form
    157,996,862.02/218,044,144.65 = 88,378,091.02/x
  3. Step 3: Cross multiply
    157,996,862.02x = 218,044,144.65 × 88,378,091.02
  4. Step 4: Simplify right side
    157,996,862.02x = 19,270,325,262,255,744
  5. Step 5: Solve for x
    x = 19,270,325,262,255,744/157,996,862.02
  6. Step 6: Final answer
    x = 121,966,506.27

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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.