Home / 121,610,505.20-182,416,938.78-97,289,011.04

Finding the Fourth Proportional to 121,610,505.20, 182,416,938.78 and 97,289,011.04

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Solution

The fourth proportional to 121,610,505.20, 182,416,938.78 and 97,289,011.04 is: 145,934,461.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,610,505.20 : 182,416,938.78 = 97,289,011.04 : x
  2. Step 2: Convert to fraction form
    121,610,505.20/182,416,938.78 = 97,289,011.04/x
  3. Step 3: Cross multiply
    121,610,505.20x = 182,416,938.78 × 97,289,011.04
  4. Step 4: Simplify right side
    121,610,505.20x = 17,747,163,570,850,426
  5. Step 5: Solve for x
    x = 17,747,163,570,850,426/121,610,505.20
  6. Step 6: Final answer
    x = 145,934,461.35

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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.