Home / 121,338,000.30-182,007,000.45-44,645,159.10

Finding the Fourth Proportional to 121,338,000.30, 182,007,000.45 and 44,645,159.10

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Solution

The fourth proportional to 121,338,000.30, 182,007,000.45 and 44,645,159.10 is: 66,967,738.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,338,000.30 : 182,007,000.45 = 44,645,159.10 : x
  2. Step 2: Convert to fraction form
    121,338,000.30/182,007,000.45 = 44,645,159.10/x
  3. Step 3: Cross multiply
    121,338,000.30x = 182,007,000.45 × 44,645,159.10
  4. Step 4: Simplify right side
    121,338,000.30x = 8,125,731,492,404,021
  5. Step 5: Solve for x
    x = 8,125,731,492,404,021/121,338,000.30
  6. Step 6: Final answer
    x = 66,967,738.65

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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.