Home / 77,325,401.16-106,609,995.72-63,335,217.24

Finding the Fourth Proportional to 77,325,401.16, 106,609,995.72 and 63,335,217.24

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Solution

The fourth proportional to 77,325,401.16, 106,609,995.72 and 63,335,217.24 is: 87,321,464.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,325,401.16 : 106,609,995.72 = 63,335,217.24 : x
  2. Step 2: Convert to fraction form
    77,325,401.16/106,609,995.72 = 63,335,217.24/x
  3. Step 3: Cross multiply
    77,325,401.16x = 106,609,995.72 × 63,335,217.24
  4. Step 4: Simplify right side
    77,325,401.16x = 6,752,167,238,881,670
  5. Step 5: Solve for x
    x = 6,752,167,238,881,670/77,325,401.16
  6. Step 6: Final answer
    x = 87,321,464.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.