Home / 706,124,612.20-1,059,186,918.30-221,449,642.60

Finding the Fourth Proportional to 706,124,612.20, 1,059,186,918.30 and 221,449,642.60

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Solution

The fourth proportional to 706,124,612.20, 1,059,186,918.30 and 221,449,642.60 is: 332,174,463.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,124,612.20 : 1,059,186,918.30 = 221,449,642.60 : x
  2. Step 2: Convert to fraction form
    706,124,612.20/1,059,186,918.30 = 221,449,642.60/x
  3. Step 3: Cross multiply
    706,124,612.20x = 1,059,186,918.30 × 221,449,642.60
  4. Step 4: Simplify right side
    706,124,612.20x = 234,556,564,504,130,368
  5. Step 5: Solve for x
    x = 234,556,564,504,130,368/706,124,612.20
  6. Step 6: Final answer
    x = 332,174,463.90

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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.