Home / 76,650,822.05-114,890,526.36-40,263,056.78

Finding the Fourth Proportional to 76,650,822.05, 114,890,526.36 and 40,263,056.78

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Solution

The fourth proportional to 76,650,822.05, 114,890,526.36 and 40,263,056.78 is: 60,349,565.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,650,822.05 : 114,890,526.36 = 40,263,056.78 : x
  2. Step 2: Convert to fraction form
    76,650,822.05/114,890,526.36 = 40,263,056.78/x
  3. Step 3: Cross multiply
    76,650,822.05x = 114,890,526.36 × 40,263,056.78
  4. Step 4: Simplify right side
    76,650,822.05x = 4,625,843,785,742,314
  5. Step 5: Solve for x
    x = 4,625,843,785,742,314/76,650,822.05
  6. Step 6: Final answer
    x = 60,349,565.24

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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.