Home / 98,778,488.70-148,183,479.45-41,241,143.10

Finding the Fourth Proportional to 98,778,488.70, 148,183,479.45 and 41,241,143.10

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Solution

The fourth proportional to 98,778,488.70, 148,183,479.45 and 41,241,143.10 is: 61,868,288.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,778,488.70 : 148,183,479.45 = 41,241,143.10 : x
  2. Step 2: Convert to fraction form
    98,778,488.70/148,183,479.45 = 41,241,143.10/x
  3. Step 3: Cross multiply
    98,778,488.70x = 148,183,479.45 × 41,241,143.10
  4. Step 4: Simplify right side
    98,778,488.70x = 6,111,256,081,053,359
  5. Step 5: Solve for x
    x = 6,111,256,081,053,359/98,778,488.70
  6. Step 6: Final answer
    x = 61,868,288.95

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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.