Home / 69,769,165.32-96,281,448.48-38,836,641.96

Finding the Fourth Proportional to 69,769,165.32, 96,281,448.48 and 38,836,641.96

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Solution

The fourth proportional to 69,769,165.32, 96,281,448.48 and 38,836,641.96 is: 53,594,566.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,769,165.32 : 96,281,448.48 = 38,836,641.96 : x
  2. Step 2: Convert to fraction form
    69,769,165.32/96,281,448.48 = 38,836,641.96/x
  3. Step 3: Cross multiply
    69,769,165.32x = 96,281,448.48 × 38,836,641.96
  4. Step 4: Simplify right side
    69,769,165.32x = 3,739,248,142,007,946.50
  5. Step 5: Solve for x
    x = 3,739,248,142,007,946.50/69,769,165.32
  6. Step 6: Final answer
    x = 53,594,566.09

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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.