Home / 717,450,738.60-1,076,176,107.90-656,228,735.40

Finding the Fourth Proportional to 717,450,738.60, 1,076,176,107.90 and 656,228,735.40

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Solution

The fourth proportional to 717,450,738.60, 1,076,176,107.90 and 656,228,735.40 is: 984,343,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,450,738.60 : 1,076,176,107.90 = 656,228,735.40 : x
  2. Step 2: Convert to fraction form
    717,450,738.60/1,076,176,107.90 = 656,228,735.40/x
  3. Step 3: Cross multiply
    717,450,738.60x = 1,076,176,107.90 × 656,228,735.40
  4. Step 4: Simplify right side
    717,450,738.60x = 706,217,686,354,910,976
  5. Step 5: Solve for x
    x = 706,217,686,354,910,976/717,450,738.60
  6. Step 6: Final answer
    x = 984,343,103.10

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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.