Home / 85,135,048.60-117,486,362.56-45,976,821.56

Finding the Fourth Proportional to 85,135,048.60, 117,486,362.56 and 45,976,821.56

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Solution

The fourth proportional to 85,135,048.60, 117,486,362.56 and 45,976,821.56 is: 63,448,011.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,135,048.60 : 117,486,362.56 = 45,976,821.56 : x
  2. Step 2: Convert to fraction form
    85,135,048.60/117,486,362.56 = 45,976,821.56/x
  3. Step 3: Cross multiply
    85,135,048.60x = 117,486,362.56 × 45,976,821.56
  4. Step 4: Simplify right side
    85,135,048.60x = 5,401,649,527,154,585
  5. Step 5: Solve for x
    x = 5,401,649,527,154,585/85,135,048.60
  6. Step 6: Final answer
    x = 63,448,011.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.