Home / 109,771,873.46-164,661,221.90-40,701,864.50

Finding the Fourth Proportional to 109,771,873.46, 164,661,221.90 and 40,701,864.50

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Solution

The fourth proportional to 109,771,873.46, 164,661,221.90 and 40,701,864.50 is: 61,054,061.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,771,873.46 : 164,661,221.90 = 40,701,864.50 : x
  2. Step 2: Convert to fraction form
    109,771,873.46/164,661,221.90 = 40,701,864.50/x
  3. Step 3: Cross multiply
    109,771,873.46x = 164,661,221.90 × 40,701,864.50
  4. Step 4: Simplify right side
    109,771,873.46x = 6,702,018,741,456,681
  5. Step 5: Solve for x
    x = 6,702,018,741,456,681/109,771,873.46
  6. Step 6: Final answer
    x = 61,054,061.76

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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.