Home / 121,360,470.40-182,040,705.60-48,612,102.40

Finding the Fourth Proportional to 121,360,470.40, 182,040,705.60 and 48,612,102.40

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Solution

The fourth proportional to 121,360,470.40, 182,040,705.60 and 48,612,102.40 is: 72,918,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,360,470.40 : 182,040,705.60 = 48,612,102.40 : x
  2. Step 2: Convert to fraction form
    121,360,470.40/182,040,705.60 = 48,612,102.40/x
  3. Step 3: Cross multiply
    121,360,470.40x = 182,040,705.60 × 48,612,102.40
  4. Step 4: Simplify right side
    121,360,470.40x = 8,849,381,421,595,453
  5. Step 5: Solve for x
    x = 8,849,381,421,595,453/121,360,470.40
  6. Step 6: Final answer
    x = 72,918,153.60

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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.