Home / 293,229,871.60-440,092,813.20-120,830,411.20

Finding the Fourth Proportional to 293,229,871.60, 440,092,813.20 and 120,830,411.20

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Solution

The fourth proportional to 293,229,871.60, 440,092,813.20 and 120,830,411.20 is: 181,347,811.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,229,871.60 : 440,092,813.20 = 120,830,411.20 : x
  2. Step 2: Convert to fraction form
    293,229,871.60/440,092,813.20 = 120,830,411.20/x
  3. Step 3: Cross multiply
    293,229,871.60x = 440,092,813.20 × 120,830,411.20
  4. Step 4: Simplify right side
    293,229,871.60x = 53,176,595,585,120,784
  5. Step 5: Solve for x
    x = 53,176,595,585,120,784/293,229,871.60
  6. Step 6: Final answer
    x = 181,347,811.85

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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.