Home / 168,176,568.80-252,264,853.20-91,649,064.80

Finding the Fourth Proportional to 168,176,568.80, 252,264,853.20 and 91,649,064.80

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Solution

The fourth proportional to 168,176,568.80, 252,264,853.20 and 91,649,064.80 is: 137,473,597.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,176,568.80 : 252,264,853.20 = 91,649,064.80 : x
  2. Step 2: Convert to fraction form
    168,176,568.80/252,264,853.20 = 91,649,064.80/x
  3. Step 3: Cross multiply
    168,176,568.80x = 252,264,853.20 × 91,649,064.80
  4. Step 4: Simplify right side
    168,176,568.80x = 23,119,837,877,689,284
  5. Step 5: Solve for x
    x = 23,119,837,877,689,284/168,176,568.80
  6. Step 6: Final answer
    x = 137,473,597.20

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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.