Home / 261,235,645.14-360,424,017.60-148,186,519.20

Finding the Fourth Proportional to 261,235,645.14, 360,424,017.60 and 148,186,519.20

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Solution

The fourth proportional to 261,235,645.14, 360,424,017.60 and 148,186,519.20 is: 204,451,351.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,235,645.14 : 360,424,017.60 = 148,186,519.20 : x
  2. Step 2: Convert to fraction form
    261,235,645.14/360,424,017.60 = 148,186,519.20/x
  3. Step 3: Cross multiply
    261,235,645.14x = 360,424,017.60 × 148,186,519.20
  4. Step 4: Simplify right side
    261,235,645.14x = 53,409,980,604,223,536
  5. Step 5: Solve for x
    x = 53,409,980,604,223,536/261,235,645.14
  6. Step 6: Final answer
    x = 204,451,351.10

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1.5x scale

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.