Home / 92,761,632.78-139,141,558.17-56,380,061.58

Finding the Fourth Proportional to 92,761,632.78, 139,141,558.17 and 56,380,061.58

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Solution

The fourth proportional to 92,761,632.78, 139,141,558.17 and 56,380,061.58 is: 84,569,550.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,761,632.78 : 139,141,558.17 = 56,380,061.58 : x
  2. Step 2: Convert to fraction form
    92,761,632.78/139,141,558.17 = 56,380,061.58/x
  3. Step 3: Cross multiply
    92,761,632.78x = 139,141,558.17 × 56,380,061.58
  4. Step 4: Simplify right side
    92,761,632.78x = 7,844,809,617,961,751
  5. Step 5: Solve for x
    x = 7,844,809,617,961,751/92,761,632.78
  6. Step 6: Final answer
    x = 84,569,550.82

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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.