Home / 73,520,187.20-110,280,280.80-19,667,499.20

Finding the Fourth Proportional to 73,520,187.20, 110,280,280.80 and 19,667,499.20

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Solution

The fourth proportional to 73,520,187.20, 110,280,280.80 and 19,667,499.20 is: 29,501,248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,520,187.20 : 110,280,280.80 = 19,667,499.20 : x
  2. Step 2: Convert to fraction form
    73,520,187.20/110,280,280.80 = 19,667,499.20/x
  3. Step 3: Cross multiply
    73,520,187.20x = 110,280,280.80 × 19,667,499.20
  4. Step 4: Simplify right side
    73,520,187.20x = 2,168,937,334,409,775.25
  5. Step 5: Solve for x
    x = 2,168,937,334,409,775.25/73,520,187.20
  6. Step 6: Final answer
    x = 29,501,248.80

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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.