Home / 361,983,347.20-542,975,020.80-89,354,114.20

Finding the Fourth Proportional to 361,983,347.20, 542,975,020.80 and 89,354,114.20

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Solution

The fourth proportional to 361,983,347.20, 542,975,020.80 and 89,354,114.20 is: 134,031,171.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,983,347.20 : 542,975,020.80 = 89,354,114.20 : x
  2. Step 2: Convert to fraction form
    361,983,347.20/542,975,020.80 = 89,354,114.20/x
  3. Step 3: Cross multiply
    361,983,347.20x = 542,975,020.80 × 89,354,114.20
  4. Step 4: Simplify right side
    361,983,347.20x = 48,517,052,016,310,576
  5. Step 5: Solve for x
    x = 48,517,052,016,310,576/361,983,347.20
  6. Step 6: Final answer
    x = 134,031,171.30

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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.