Home / 186,240,891.81-279,352,051.14-69,647,676.01

Finding the Fourth Proportional to 186,240,891.81, 279,352,051.14 and 69,647,676.01

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Solution

The fourth proportional to 186,240,891.81, 279,352,051.14 and 69,647,676.01 is: 104,468,041.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,240,891.81 : 279,352,051.14 = 69,647,676.01 : x
  2. Step 2: Convert to fraction form
    186,240,891.81/279,352,051.14 = 69,647,676.01/x
  3. Step 3: Cross multiply
    186,240,891.81x = 279,352,051.14 × 69,647,676.01
  4. Step 4: Simplify right side
    186,240,891.81x = 19,456,221,150,527,672
  5. Step 5: Solve for x
    x = 19,456,221,150,527,672/186,240,891.81
  6. Step 6: Final answer
    x = 104,468,041.16

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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.