Home / 170,003,486.20-255,005,229.30-101,979,038.20

Finding the Fourth Proportional to 170,003,486.20, 255,005,229.30 and 101,979,038.20

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Solution

The fourth proportional to 170,003,486.20, 255,005,229.30 and 101,979,038.20 is: 152,968,557.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,003,486.20 : 255,005,229.30 = 101,979,038.20 : x
  2. Step 2: Convert to fraction form
    170,003,486.20/255,005,229.30 = 101,979,038.20/x
  3. Step 3: Cross multiply
    170,003,486.20x = 255,005,229.30 × 101,979,038.20
  4. Step 4: Simplify right side
    170,003,486.20x = 26,005,188,019,984,460
  5. Step 5: Solve for x
    x = 26,005,188,019,984,460/170,003,486.20
  6. Step 6: Final answer
    x = 152,968,557.30

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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.