Home / 132,054,784.32-198,088,546.89-43,421,392.29

Finding the Fourth Proportional to 132,054,784.32, 198,088,546.89 and 43,421,392.29

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Solution

The fourth proportional to 132,054,784.32, 198,088,546.89 and 43,421,392.29 is: 65,134,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,054,784.32 : 198,088,546.89 = 43,421,392.29 : x
  2. Step 2: Convert to fraction form
    132,054,784.32/198,088,546.89 = 43,421,392.29/x
  3. Step 3: Cross multiply
    132,054,784.32x = 198,088,546.89 × 43,421,392.29
  4. Step 4: Simplify right side
    132,054,784.32x = 8,601,280,502,666,749
  5. Step 5: Solve for x
    x = 8,601,280,502,666,749/132,054,784.32
  6. Step 6: Final answer
    x = 65,134,183.11

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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.