Home / 706,118,213.70-1,059,177,320.55-221,443,244.10

Finding the Fourth Proportional to 706,118,213.70, 1,059,177,320.55 and 221,443,244.10

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Solution

The fourth proportional to 706,118,213.70, 1,059,177,320.55 and 221,443,244.10 is: 332,164,866.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,118,213.70 : 1,059,177,320.55 = 221,443,244.10 : x
  2. Step 2: Convert to fraction form
    706,118,213.70/1,059,177,320.55 = 221,443,244.10/x
  3. Step 3: Cross multiply
    706,118,213.70x = 1,059,177,320.55 × 221,443,244.10
  4. Step 4: Simplify right side
    706,118,213.70x = 234,547,661,939,737,568
  5. Step 5: Solve for x
    x = 234,547,661,939,737,568/706,118,213.70
  6. Step 6: Final answer
    x = 332,164,866.15

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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.