Home / 135,042,309.80-186,358,570.28-73,162,646.56

Finding the Fourth Proportional to 135,042,309.80, 186,358,570.28 and 73,162,646.56

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Solution

The fourth proportional to 135,042,309.80, 186,358,570.28 and 73,162,646.56 is: 100,964,551.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,042,309.80 : 186,358,570.28 = 73,162,646.56 : x
  2. Step 2: Convert to fraction form
    135,042,309.80/186,358,570.28 = 73,162,646.56/x
  3. Step 3: Cross multiply
    135,042,309.80x = 186,358,570.28 × 73,162,646.56
  4. Step 4: Simplify right side
    135,042,309.80x = 13,634,486,210,822,560
  5. Step 5: Solve for x
    x = 13,634,486,210,822,560/135,042,309.80
  6. Step 6: Final answer
    x = 100,964,551.27

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1.5x scale

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.