Home / 141,863,945.40-212,795,918.10-50,996,719.80

Finding the Fourth Proportional to 141,863,945.40, 212,795,918.10 and 50,996,719.80

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Solution

The fourth proportional to 141,863,945.40, 212,795,918.10 and 50,996,719.80 is: 76,495,079.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,863,945.40 : 212,795,918.10 = 50,996,719.80 : x
  2. Step 2: Convert to fraction form
    141,863,945.40/212,795,918.10 = 50,996,719.80/x
  3. Step 3: Cross multiply
    141,863,945.40x = 212,795,918.10 × 50,996,719.80
  4. Step 4: Simplify right side
    141,863,945.40x = 10,851,893,809,929,448
  5. Step 5: Solve for x
    x = 10,851,893,809,929,448/141,863,945.40
  6. Step 6: Final answer
    x = 76,495,079.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.