Home / 179,789,077.60-269,683,616.40-77,752,405.60

Finding the Fourth Proportional to 179,789,077.60, 269,683,616.40 and 77,752,405.60

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Solution

The fourth proportional to 179,789,077.60, 269,683,616.40 and 77,752,405.60 is: 116,628,608.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,789,077.60 : 269,683,616.40 = 77,752,405.60 : x
  2. Step 2: Convert to fraction form
    179,789,077.60/269,683,616.40 = 77,752,405.60/x
  3. Step 3: Cross multiply
    179,789,077.60x = 269,683,616.40 × 77,752,405.60
  4. Step 4: Simplify right side
    179,789,077.60x = 20,968,549,926,007,608
  5. Step 5: Solve for x
    x = 20,968,549,926,007,608/179,789,077.60
  6. Step 6: Final answer
    x = 116,628,608.40

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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.