Home / 115,520,256,081.60-173,280,384,122.40-99,541,313,246.40

Finding the Fourth Proportional to 115,520,256,081.60, 173,280,384,122.40 and 99,541,313,246.40

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Solution

The fourth proportional to 115,520,256,081.60, 173,280,384,122.40 and 99,541,313,246.40 is: 149,311,969,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,520,256,081.60 : 173,280,384,122.40 = 99,541,313,246.40 : x
  2. Step 2: Convert to fraction form
    115,520,256,081.60/173,280,384,122.40 = 99,541,313,246.40/x
  3. Step 3: Cross multiply
    115,520,256,081.60x = 173,280,384,122.40 × 99,541,313,246.40
  4. Step 4: Simplify right side
    115,520,256,081.60x = 17,248,556,995,384,333,828,096
  5. Step 5: Solve for x
    x = 17,248,556,995,384,333,828,096/115,520,256,081.60
  6. Step 6: Final answer
    x = 149,311,969,869.60

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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.