Home / 147,705,717-221,360,530.68-114,955,831.20

Finding the Fourth Proportional to 147,705,717, 221,360,530.68 and 114,955,831.20

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Solution

The fourth proportional to 147,705,717, 221,360,530.68 and 114,955,831.20 is: 172,279,613.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,705,717 : 221,360,530.68 = 114,955,831.20 : x
  2. Step 2: Convert to fraction form
    147,705,717/221,360,530.68 = 114,955,831.20/x
  3. Step 3: Cross multiply
    147,705,717x = 221,360,530.68 × 114,955,831.20
  4. Step 4: Simplify right side
    147,705,717x = 25,446,683,799,192,504
  5. Step 5: Solve for x
    x = 25,446,683,799,192,504/147,705,717
  6. Step 6: Final answer
    x = 172,279,613.25

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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.