Home / 242,234,820.40-363,352,230.60-145,488,938.80

Finding the Fourth Proportional to 242,234,820.40, 363,352,230.60 and 145,488,938.80

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Solution

The fourth proportional to 242,234,820.40, 363,352,230.60 and 145,488,938.80 is: 218,233,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,234,820.40 : 363,352,230.60 = 145,488,938.80 : x
  2. Step 2: Convert to fraction form
    242,234,820.40/363,352,230.60 = 145,488,938.80/x
  3. Step 3: Cross multiply
    242,234,820.40x = 363,352,230.60 × 145,488,938.80
  4. Step 4: Simplify right side
    242,234,820.40x = 52,863,730,440,606,896
  5. Step 5: Solve for x
    x = 52,863,730,440,606,896/242,234,820.40
  6. Step 6: Final answer
    x = 218,233,408.20

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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.