Home / 170,760,648.29-256,242,985.65-156,867,866.06

Finding the Fourth Proportional to 170,760,648.29, 256,242,985.65 and 156,867,866.06

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Solution

The fourth proportional to 170,760,648.29, 256,242,985.65 and 156,867,866.06 is: 235,395,512.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,760,648.29 : 256,242,985.65 = 156,867,866.06 : x
  2. Step 2: Convert to fraction form
    170,760,648.29/256,242,985.65 = 156,867,866.06/x
  3. Step 3: Cross multiply
    170,760,648.29x = 256,242,985.65 × 156,867,866.06
  4. Step 4: Simplify right side
    170,760,648.29x = 40,196,290,350,477,488
  5. Step 5: Solve for x
    x = 40,196,290,350,477,488/170,760,648.29
  6. Step 6: Final answer
    x = 235,395,512.69

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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.