Home / 98,778,478.20-148,183,463.70-41,241,132.60

Finding the Fourth Proportional to 98,778,478.20, 148,183,463.70 and 41,241,132.60

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Solution

The fourth proportional to 98,778,478.20, 148,183,463.70 and 41,241,132.60 is: 61,868,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,778,478.20 : 148,183,463.70 = 41,241,132.60 : x
  2. Step 2: Convert to fraction form
    98,778,478.20/148,183,463.70 = 41,241,132.60/x
  3. Step 3: Cross multiply
    98,778,478.20x = 148,183,463.70 × 41,241,132.60
  4. Step 4: Simplify right side
    98,778,478.20x = 6,111,253,875,578,986
  5. Step 5: Solve for x
    x = 6,111,253,875,578,986/98,778,478.20
  6. Step 6: Final answer
    x = 61,868,273.20

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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.