Home / 79,872,002.80-119,808,004.20-32,037,276.40

Finding the Fourth Proportional to 79,872,002.80, 119,808,004.20 and 32,037,276.40

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Solution

The fourth proportional to 79,872,002.80, 119,808,004.20 and 32,037,276.40 is: 48,055,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,872,002.80 : 119,808,004.20 = 32,037,276.40 : x
  2. Step 2: Convert to fraction form
    79,872,002.80/119,808,004.20 = 32,037,276.40/x
  3. Step 3: Cross multiply
    79,872,002.80x = 119,808,004.20 × 32,037,276.40
  4. Step 4: Simplify right side
    79,872,002.80x = 3,838,322,145,487,761
  5. Step 5: Solve for x
    x = 3,838,322,145,487,761/79,872,002.80
  6. Step 6: Final answer
    x = 48,055,914.60

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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.