Home / 137,826,987.54-190,201,260.87-75,103,096.02

Finding the Fourth Proportional to 137,826,987.54, 190,201,260.87 and 75,103,096.02

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Solution

The fourth proportional to 137,826,987.54, 190,201,260.87 and 75,103,096.02 is: 103,642,282.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,826,987.54 : 190,201,260.87 = 75,103,096.02 : x
  2. Step 2: Convert to fraction form
    137,826,987.54/190,201,260.87 = 75,103,096.02/x
  3. Step 3: Cross multiply
    137,826,987.54x = 190,201,260.87 × 75,103,096.02
  4. Step 4: Simplify right side
    137,826,987.54x = 14,284,703,558,244,678
  5. Step 5: Solve for x
    x = 14,284,703,558,244,678/137,826,987.54
  6. Step 6: Final answer
    x = 103,642,282.35

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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.