Home / 88,704,014.40-133,056,021.60-28,119,643.20

Finding the Fourth Proportional to 88,704,014.40, 133,056,021.60 and 28,119,643.20

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Solution

The fourth proportional to 88,704,014.40, 133,056,021.60 and 28,119,643.20 is: 42,179,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,704,014.40 : 133,056,021.60 = 28,119,643.20 : x
  2. Step 2: Convert to fraction form
    88,704,014.40/133,056,021.60 = 28,119,643.20/x
  3. Step 3: Cross multiply
    88,704,014.40x = 133,056,021.60 × 28,119,643.20
  4. Step 4: Simplify right side
    88,704,014.40x = 3,741,487,853,003,493
  5. Step 5: Solve for x
    x = 3,741,487,853,003,493/88,704,014.40
  6. Step 6: Final answer
    x = 42,179,464.80

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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.