Home / 220,894,298.40-331,341,447.60-75,492,040.80

Finding the Fourth Proportional to 220,894,298.40, 331,341,447.60 and 75,492,040.80

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Solution

The fourth proportional to 220,894,298.40, 331,341,447.60 and 75,492,040.80 is: 113,238,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,894,298.40 : 331,341,447.60 = 75,492,040.80 : x
  2. Step 2: Convert to fraction form
    220,894,298.40/331,341,447.60 = 75,492,040.80/x
  3. Step 3: Cross multiply
    220,894,298.40x = 331,341,447.60 × 75,492,040.80
  4. Step 4: Simplify right side
    220,894,298.40x = 25,013,642,080,950,264
  5. Step 5: Solve for x
    x = 25,013,642,080,950,264/220,894,298.40
  6. Step 6: Final answer
    x = 113,238,061.20

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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.