Home / 717,450,725.60-1,076,176,088.40-656,228,722.40

Finding the Fourth Proportional to 717,450,725.60, 1,076,176,088.40 and 656,228,722.40

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Solution

The fourth proportional to 717,450,725.60, 1,076,176,088.40 and 656,228,722.40 is: 984,343,083.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,450,725.60 : 1,076,176,088.40 = 656,228,722.40 : x
  2. Step 2: Convert to fraction form
    717,450,725.60/1,076,176,088.40 = 656,228,722.40/x
  3. Step 3: Cross multiply
    717,450,725.60x = 1,076,176,088.40 × 656,228,722.40
  4. Step 4: Simplify right side
    717,450,725.60x = 706,217,659,568,161,536
  5. Step 5: Solve for x
    x = 706,217,659,568,161,536/717,450,725.60
  6. Step 6: Final answer
    x = 984,343,083.60

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1.5x scale

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.