Home / 77,296,948.32-106,721,153.76-59,383,263.72

Finding the Fourth Proportional to 77,296,948.32, 106,721,153.76 and 59,383,263.72

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Solution

The fourth proportional to 77,296,948.32, 106,721,153.76 and 59,383,263.72 is: 81,988,365.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,296,948.32 : 106,721,153.76 = 59,383,263.72 : x
  2. Step 2: Convert to fraction form
    77,296,948.32/106,721,153.76 = 59,383,263.72/x
  3. Step 3: Cross multiply
    77,296,948.32x = 106,721,153.76 × 59,383,263.72
  4. Step 4: Simplify right side
    77,296,948.32x = 6,337,450,418,232,750
  5. Step 5: Solve for x
    x = 6,337,450,418,232,750/77,296,948.32
  6. Step 6: Final answer
    x = 81,988,365.08

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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.