Home / 179,789,065.60-269,683,598.40-77,752,393.60

Finding the Fourth Proportional to 179,789,065.60, 269,683,598.40 and 77,752,393.60

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Solution

The fourth proportional to 179,789,065.60, 269,683,598.40 and 77,752,393.60 is: 116,628,590.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,789,065.60 : 269,683,598.40 = 77,752,393.60 : x
  2. Step 2: Convert to fraction form
    179,789,065.60/269,683,598.40 = 77,752,393.60/x
  3. Step 3: Cross multiply
    179,789,065.60x = 269,683,598.40 × 77,752,393.60
  4. Step 4: Simplify right side
    179,789,065.60x = 20,968,545,290,261,128
  5. Step 5: Solve for x
    x = 20,968,545,290,261,128/179,789,065.60
  6. Step 6: Final answer
    x = 116,628,590.40

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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.