Home / 49,432,425.40-74,148,638.10-47,416,886.20

Finding the Fourth Proportional to 49,432,425.40, 74,148,638.10 and 47,416,886.20

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Solution

The fourth proportional to 49,432,425.40, 74,148,638.10 and 47,416,886.20 is: 71,125,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,432,425.40 : 74,148,638.10 = 47,416,886.20 : x
  2. Step 2: Convert to fraction form
    49,432,425.40/74,148,638.10 = 47,416,886.20/x
  3. Step 3: Cross multiply
    49,432,425.40x = 74,148,638.10 × 47,416,886.20
  4. Step 4: Simplify right side
    49,432,425.40x = 3,515,897,534,672,684
  5. Step 5: Solve for x
    x = 3,515,897,534,672,684/49,432,425.40
  6. Step 6: Final answer
    x = 71,125,329.30

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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.