Home / 103,801,738.90-155,702,608.35-60,648,729.70

Finding the Fourth Proportional to 103,801,738.90, 155,702,608.35 and 60,648,729.70

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Solution

The fourth proportional to 103,801,738.90, 155,702,608.35 and 60,648,729.70 is: 90,973,094.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,801,738.90 : 155,702,608.35 = 60,648,729.70 : x
  2. Step 2: Convert to fraction form
    103,801,738.90/155,702,608.35 = 60,648,729.70/x
  3. Step 3: Cross multiply
    103,801,738.90x = 155,702,608.35 × 60,648,729.70
  4. Step 4: Simplify right side
    103,801,738.90x = 9,443,165,407,404,114
  5. Step 5: Solve for x
    x = 9,443,165,407,404,114/103,801,738.90
  6. Step 6: Final answer
    x = 90,973,094.55

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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.