Home / 298,924,139.40-448,386,209.10-183,534,520.20

Finding the Fourth Proportional to 298,924,139.40, 448,386,209.10 and 183,534,520.20

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Solution

The fourth proportional to 298,924,139.40, 448,386,209.10 and 183,534,520.20 is: 275,301,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,924,139.40 : 448,386,209.10 = 183,534,520.20 : x
  2. Step 2: Convert to fraction form
    298,924,139.40/448,386,209.10 = 183,534,520.20/x
  3. Step 3: Cross multiply
    298,924,139.40x = 448,386,209.10 × 183,534,520.20
  4. Step 4: Simplify right side
    298,924,139.40x = 82,294,347,751,465,376
  5. Step 5: Solve for x
    x = 82,294,347,751,465,376/298,924,139.40
  6. Step 6: Final answer
    x = 275,301,780.30

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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.