Home / 440,219,695.20-660,590,816.40-167,618,018.40

Finding the Fourth Proportional to 440,219,695.20, 660,590,816.40 and 167,618,018.40

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Solution

The fourth proportional to 440,219,695.20, 660,590,816.40 and 167,618,018.40 is: 251,526,510.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,219,695.20 : 660,590,816.40 = 167,618,018.40 : x
  2. Step 2: Convert to fraction form
    440,219,695.20/660,590,816.40 = 167,618,018.40/x
  3. Step 3: Cross multiply
    440,219,695.20x = 660,590,816.40 × 167,618,018.40
  4. Step 4: Simplify right side
    440,219,695.20x = 110,726,923,618,206,224
  5. Step 5: Solve for x
    x = 110,726,923,618,206,224/440,219,695.20
  6. Step 6: Final answer
    x = 251,526,510.12

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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.