Home / 142,252,682.36-213,409,481.84-42,550,155.59

Finding the Fourth Proportional to 142,252,682.36, 213,409,481.84 and 42,550,155.59

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Solution

The fourth proportional to 142,252,682.36, 213,409,481.84 and 42,550,155.59 is: 63,834,343.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,252,682.36 : 213,409,481.84 = 42,550,155.59 : x
  2. Step 2: Convert to fraction form
    142,252,682.36/213,409,481.84 = 42,550,155.59/x
  3. Step 3: Cross multiply
    142,252,682.36x = 213,409,481.84 × 42,550,155.59
  4. Step 4: Simplify right side
    142,252,682.36x = 9,080,606,656,033,160
  5. Step 5: Solve for x
    x = 9,080,606,656,033,160/142,252,682.36
  6. Step 6: Final answer
    x = 63,834,343.97

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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.