Home / 74,781,601.20-112,172,401.80-46,746,010.80

Finding the Fourth Proportional to 74,781,601.20, 112,172,401.80 and 46,746,010.80

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Solution

The fourth proportional to 74,781,601.20, 112,172,401.80 and 46,746,010.80 is: 70,119,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,781,601.20 : 112,172,401.80 = 46,746,010.80 : x
  2. Step 2: Convert to fraction form
    74,781,601.20/112,172,401.80 = 46,746,010.80/x
  3. Step 3: Cross multiply
    74,781,601.20x = 112,172,401.80 × 46,746,010.80
  4. Step 4: Simplify right side
    74,781,601.20x = 5,243,612,306,004,739
  5. Step 5: Solve for x
    x = 5,243,612,306,004,739/74,781,601.20
  6. Step 6: Final answer
    x = 70,119,016.20

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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.