Home / 170,331,000.70-255,496,501.05-140,097,912.70

Finding the Fourth Proportional to 170,331,000.70, 255,496,501.05 and 140,097,912.70

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Solution

The fourth proportional to 170,331,000.70, 255,496,501.05 and 140,097,912.70 is: 210,146,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,331,000.70 : 255,496,501.05 = 140,097,912.70 : x
  2. Step 2: Convert to fraction form
    170,331,000.70/255,496,501.05 = 140,097,912.70/x
  3. Step 3: Cross multiply
    170,331,000.70x = 255,496,501.05 × 140,097,912.70
  4. Step 4: Simplify right side
    170,331,000.70x = 35,794,526,499,258,356
  5. Step 5: Solve for x
    x = 35,794,526,499,258,356/170,331,000.70
  6. Step 6: Final answer
    x = 210,146,869.05

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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.