Home / 103,688,273.55-155,532,410.33-65,225,067.15

Finding the Fourth Proportional to 103,688,273.55, 155,532,410.33 and 65,225,067.15

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Solution

The fourth proportional to 103,688,273.55, 155,532,410.33 and 65,225,067.15 is: 97,837,600.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,688,273.55 : 155,532,410.33 = 65,225,067.15 : x
  2. Step 2: Convert to fraction form
    103,688,273.55/155,532,410.33 = 65,225,067.15/x
  3. Step 3: Cross multiply
    103,688,273.55x = 155,532,410.33 × 65,225,067.15
  4. Step 4: Simplify right side
    103,688,273.55x = 10,144,611,907,775,604
  5. Step 5: Solve for x
    x = 10,144,611,907,775,604/103,688,273.55
  6. Step 6: Final answer
    x = 97,837,600.73

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Double scale
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Similar ratio
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1.5x scale

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.