Home / 168,549,828.70-252,824,743.05-157,464,363.10

Finding the Fourth Proportional to 168,549,828.70, 252,824,743.05 and 157,464,363.10

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Solution

The fourth proportional to 168,549,828.70, 252,824,743.05 and 157,464,363.10 is: 236,196,544.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,549,828.70 : 252,824,743.05 = 157,464,363.10 : x
  2. Step 2: Convert to fraction form
    168,549,828.70/252,824,743.05 = 157,464,363.10/x
  3. Step 3: Cross multiply
    168,549,828.70x = 252,824,743.05 × 157,464,363.10
  4. Step 4: Simplify right side
    168,549,828.70x = 39,810,887,140,289,400
  5. Step 5: Solve for x
    x = 39,810,887,140,289,400/168,549,828.70
  6. Step 6: Final answer
    x = 236,196,544.65

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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.