Home / 326,754,401.40-490,131,602.10-122,255,904.60

Finding the Fourth Proportional to 326,754,401.40, 490,131,602.10 and 122,255,904.60

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Solution

The fourth proportional to 326,754,401.40, 490,131,602.10 and 122,255,904.60 is: 183,383,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,754,401.40 : 490,131,602.10 = 122,255,904.60 : x
  2. Step 2: Convert to fraction form
    326,754,401.40/490,131,602.10 = 122,255,904.60/x
  3. Step 3: Cross multiply
    326,754,401.40x = 490,131,602.10 × 122,255,904.60
  4. Step 4: Simplify right side
    326,754,401.40x = 59,921,482,387,782,760
  5. Step 5: Solve for x
    x = 59,921,482,387,782,760/326,754,401.40
  6. Step 6: Final answer
    x = 183,383,856.90

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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.