Home / 129,364,450.60-194,046,675.90-52,742,468.20

Finding the Fourth Proportional to 129,364,450.60, 194,046,675.90 and 52,742,468.20

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Solution

The fourth proportional to 129,364,450.60, 194,046,675.90 and 52,742,468.20 is: 79,113,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,364,450.60 : 194,046,675.90 = 52,742,468.20 : x
  2. Step 2: Convert to fraction form
    129,364,450.60/194,046,675.90 = 52,742,468.20/x
  3. Step 3: Cross multiply
    129,364,450.60x = 194,046,675.90 × 52,742,468.20
  4. Step 4: Simplify right side
    129,364,450.60x = 10,234,500,632,971,458
  5. Step 5: Solve for x
    x = 10,234,500,632,971,458/129,364,450.60
  6. Step 6: Final answer
    x = 79,113,702.30

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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.