Home / 82,615,134.40-123,922,701.60-73,686,925.60

Finding the Fourth Proportional to 82,615,134.40, 123,922,701.60 and 73,686,925.60

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Solution

The fourth proportional to 82,615,134.40, 123,922,701.60 and 73,686,925.60 is: 110,530,388.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,615,134.40 : 123,922,701.60 = 73,686,925.60 : x
  2. Step 2: Convert to fraction form
    82,615,134.40/123,922,701.60 = 73,686,925.60/x
  3. Step 3: Cross multiply
    82,615,134.40x = 123,922,701.60 × 73,686,925.60
  4. Step 4: Simplify right side
    82,615,134.40x = 9,131,482,892,950,200
  5. Step 5: Solve for x
    x = 9,131,482,892,950,200/82,615,134.40
  6. Step 6: Final answer
    x = 110,530,388.40

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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.