Home / 354,717,993.72-532,077,023.41-105,727,108.78

Finding the Fourth Proportional to 354,717,993.72, 532,077,023.41 and 105,727,108.78

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Solution

The fourth proportional to 354,717,993.72, 532,077,023.41 and 105,727,108.78 is: 158,590,672.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,717,993.72 : 532,077,023.41 = 105,727,108.78 : x
  2. Step 2: Convert to fraction form
    354,717,993.72/532,077,023.41 = 105,727,108.78/x
  3. Step 3: Cross multiply
    354,717,993.72x = 532,077,023.41 × 105,727,108.78
  4. Step 4: Simplify right side
    354,717,993.72x = 56,254,965,333,808,456
  5. Step 5: Solve for x
    x = 56,254,965,333,808,456/354,717,993.72
  6. Step 6: Final answer
    x = 158,590,672.95

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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.