Home / 69,153,257.51-95,431,529.39-38,213,426.79

Finding the Fourth Proportional to 69,153,257.51, 95,431,529.39 and 38,213,426.79

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Solution

The fourth proportional to 69,153,257.51, 95,431,529.39 and 38,213,426.79 is: 52,734,547.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,153,257.51 : 95,431,529.39 = 38,213,426.79 : x
  2. Step 2: Convert to fraction form
    69,153,257.51/95,431,529.39 = 38,213,426.79/x
  3. Step 3: Cross multiply
    69,153,257.51x = 95,431,529.39 × 38,213,426.79
  4. Step 4: Simplify right side
    69,153,257.51x = 3,646,765,761,802,498.50
  5. Step 5: Solve for x
    x = 3,646,765,761,802,498.50/69,153,257.51
  6. Step 6: Final answer
    x = 52,734,547.77

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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.