Home / 77,000,502.96-106,220,948.54-52,212,301.38

Finding the Fourth Proportional to 77,000,502.96, 106,220,948.54 and 52,212,301.38

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Solution

The fourth proportional to 77,000,502.96, 106,220,948.54 and 52,212,301.38 is: 72,026,025.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,000,502.96 : 106,220,948.54 = 52,212,301.38 : x
  2. Step 2: Convert to fraction form
    77,000,502.96/106,220,948.54 = 52,212,301.38/x
  3. Step 3: Cross multiply
    77,000,502.96x = 106,220,948.54 × 52,212,301.38
  4. Step 4: Simplify right side
    77,000,502.96x = 5,546,040,177,778,890
  5. Step 5: Solve for x
    x = 5,546,040,177,778,890/77,000,502.96
  6. Step 6: Final answer
    x = 72,026,025.35

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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.