Home / 86,910,277.30-130,176,459.15-52,772,082.10

Finding the Fourth Proportional to 86,910,277.30, 130,176,459.15 and 52,772,082.10

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Solution

The fourth proportional to 86,910,277.30, 130,176,459.15 and 52,772,082.10 is: 79,043,388.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,910,277.30 : 130,176,459.15 = 52,772,082.10 : x
  2. Step 2: Convert to fraction form
    86,910,277.30/130,176,459.15 = 52,772,082.10/x
  3. Step 3: Cross multiply
    86,910,277.30x = 130,176,459.15 × 52,772,082.10
  4. Step 4: Simplify right side
    86,910,277.30x = 6,869,682,789,751,097
  5. Step 5: Solve for x
    x = 6,869,682,789,751,097/86,910,277.30
  6. Step 6: Final answer
    x = 79,043,388.23

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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.