Home / 165,097,128.30-247,645,692.45-93,433,512.30

Finding the Fourth Proportional to 165,097,128.30, 247,645,692.45 and 93,433,512.30

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Solution

The fourth proportional to 165,097,128.30, 247,645,692.45 and 93,433,512.30 is: 140,150,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,097,128.30 : 247,645,692.45 = 93,433,512.30 : x
  2. Step 2: Convert to fraction form
    165,097,128.30/247,645,692.45 = 93,433,512.30/x
  3. Step 3: Cross multiply
    165,097,128.30x = 247,645,692.45 × 93,433,512.30
  4. Step 4: Simplify right side
    165,097,128.30x = 23,138,406,851,569,092
  5. Step 5: Solve for x
    x = 23,138,406,851,569,092/165,097,128.30
  6. Step 6: Final answer
    x = 140,150,268.45

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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.