Home / 202,996,820.40-304,495,230.60-49,640,881.20

Finding the Fourth Proportional to 202,996,820.40, 304,495,230.60 and 49,640,881.20

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Solution

The fourth proportional to 202,996,820.40, 304,495,230.60 and 49,640,881.20 is: 74,461,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,996,820.40 : 304,495,230.60 = 49,640,881.20 : x
  2. Step 2: Convert to fraction form
    202,996,820.40/304,495,230.60 = 49,640,881.20/x
  3. Step 3: Cross multiply
    202,996,820.40x = 304,495,230.60 × 49,640,881.20
  4. Step 4: Simplify right side
    202,996,820.40x = 15,115,411,568,181,206
  5. Step 5: Solve for x
    x = 15,115,411,568,181,206/202,996,820.40
  6. Step 6: Final answer
    x = 74,461,321.80

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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.