Home / 147,811,221.60-221,716,832.40-40,105,845.60

Finding the Fourth Proportional to 147,811,221.60, 221,716,832.40 and 40,105,845.60

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Solution

The fourth proportional to 147,811,221.60, 221,716,832.40 and 40,105,845.60 is: 60,158,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,811,221.60 : 221,716,832.40 = 40,105,845.60 : x
  2. Step 2: Convert to fraction form
    147,811,221.60/221,716,832.40 = 40,105,845.60/x
  3. Step 3: Cross multiply
    147,811,221.60x = 221,716,832.40 × 40,105,845.60
  4. Step 4: Simplify right side
    147,811,221.60x = 8,892,141,047,155,478
  5. Step 5: Solve for x
    x = 8,892,141,047,155,478/147,811,221.60
  6. Step 6: Final answer
    x = 60,158,768.40

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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.