Home / 101,929,493.93-152,866,336.65-28,135,633.08

Finding the Fourth Proportional to 101,929,493.93, 152,866,336.65 and 28,135,633.08

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Solution

The fourth proportional to 101,929,493.93, 152,866,336.65 and 28,135,633.08 is: 42,195,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,929,493.93 : 152,866,336.65 = 28,135,633.08 : x
  2. Step 2: Convert to fraction form
    101,929,493.93/152,866,336.65 = 28,135,633.08/x
  3. Step 3: Cross multiply
    101,929,493.93x = 152,866,336.65 × 28,135,633.08
  4. Step 4: Simplify right side
    101,929,493.93x = 4,300,991,158,268,156.50
  5. Step 5: Solve for x
    x = 4,300,991,158,268,156.50/101,929,493.93
  6. Step 6: Final answer
    x = 42,195,747.20

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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.