Home / 104,976,087.60-157,464,131.40-79,110,001.20

Finding the Fourth Proportional to 104,976,087.60, 157,464,131.40 and 79,110,001.20

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Solution

The fourth proportional to 104,976,087.60, 157,464,131.40 and 79,110,001.20 is: 118,665,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,087.60 : 157,464,131.40 = 79,110,001.20 : x
  2. Step 2: Convert to fraction form
    104,976,087.60/157,464,131.40 = 79,110,001.20/x
  3. Step 3: Cross multiply
    104,976,087.60x = 157,464,131.40 × 79,110,001.20
  4. Step 4: Simplify right side
    104,976,087.60x = 12,456,987,624,010,958
  5. Step 5: Solve for x
    x = 12,456,987,624,010,958/104,976,087.60
  6. Step 6: Final answer
    x = 118,665,001.80

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1.5x scale

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.