Home / 119,812,451.09-165,294,211.65-69,568,088.31

Finding the Fourth Proportional to 119,812,451.09, 165,294,211.65 and 69,568,088.31

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Solution

The fourth proportional to 119,812,451.09, 165,294,211.65 and 69,568,088.31 is: 95,976,688.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,812,451.09 : 165,294,211.65 = 69,568,088.31 : x
  2. Step 2: Convert to fraction form
    119,812,451.09/165,294,211.65 = 69,568,088.31/x
  3. Step 3: Cross multiply
    119,812,451.09x = 165,294,211.65 × 69,568,088.31
  4. Step 4: Simplify right side
    119,812,451.09x = 11,499,202,313,199,032
  5. Step 5: Solve for x
    x = 11,499,202,313,199,032/119,812,451.09
  6. Step 6: Final answer
    x = 95,976,688.64

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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.