Home / 86,965,936.26-130,445,499.73-29,458,207.35

Finding the Fourth Proportional to 86,965,936.26, 130,445,499.73 and 29,458,207.35

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Solution

The fourth proportional to 86,965,936.26, 130,445,499.73 and 29,458,207.35 is: 44,186,157.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,965,936.26 : 130,445,499.73 = 29,458,207.35 : x
  2. Step 2: Convert to fraction form
    86,965,936.26/130,445,499.73 = 29,458,207.35/x
  3. Step 3: Cross multiply
    86,965,936.26x = 130,445,499.73 × 29,458,207.35
  4. Step 4: Simplify right side
    86,965,936.26x = 3,842,690,578,920,709.50
  5. Step 5: Solve for x
    x = 3,842,690,578,920,709.50/86,965,936.26
  6. Step 6: Final answer
    x = 44,186,157.76

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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.