Home / 195,194,515.92-292,779,794.40-80,176,074.40

Finding the Fourth Proportional to 195,194,515.92, 292,779,794.40 and 80,176,074.40

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Solution

The fourth proportional to 195,194,515.92, 292,779,794.40 and 80,176,074.40 is: 120,259,191.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,194,515.92 : 292,779,794.40 = 80,176,074.40 : x
  2. Step 2: Convert to fraction form
    195,194,515.92/292,779,794.40 = 80,176,074.40/x
  3. Step 3: Cross multiply
    195,194,515.92x = 292,779,794.40 × 80,176,074.40
  4. Step 4: Simplify right side
    195,194,515.92x = 23,473,934,578,631,104
  5. Step 5: Solve for x
    x = 23,473,934,578,631,104/195,194,515.92
  6. Step 6: Final answer
    x = 120,259,191.03

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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.