Home / 400,059,077.40-600,088,616.10-170,035,666.20

Finding the Fourth Proportional to 400,059,077.40, 600,088,616.10 and 170,035,666.20

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Solution

The fourth proportional to 400,059,077.40, 600,088,616.10 and 170,035,666.20 is: 255,053,499.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,059,077.40 : 600,088,616.10 = 170,035,666.20 : x
  2. Step 2: Convert to fraction form
    400,059,077.40/600,088,616.10 = 170,035,666.20/x
  3. Step 3: Cross multiply
    400,059,077.40x = 600,088,616.10 × 170,035,666.20
  4. Step 4: Simplify right side
    400,059,077.40x = 102,036,467,617,599,536
  5. Step 5: Solve for x
    x = 102,036,467,617,599,536/400,059,077.40
  6. Step 6: Final answer
    x = 255,053,499.30

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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.