Home / 145,523,180.80-218,315,097.60-48,509,027.20

Finding the Fourth Proportional to 145,523,180.80, 218,315,097.60 and 48,509,027.20

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Solution

The fourth proportional to 145,523,180.80, 218,315,097.60 and 48,509,027.20 is: 72,773,649.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,523,180.80 : 218,315,097.60 = 48,509,027.20 : x
  2. Step 2: Convert to fraction form
    145,523,180.80/218,315,097.60 = 48,509,027.20/x
  3. Step 3: Cross multiply
    145,523,180.80x = 218,315,097.60 × 48,509,027.20
  4. Step 4: Simplify right side
    145,523,180.80x = 10,590,253,007,649,056
  5. Step 5: Solve for x
    x = 10,590,253,007,649,056/145,523,180.80
  6. Step 6: Final answer
    x = 72,773,649.87

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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.