Home / 104,976,066.80-157,464,100.20-76,086,671.60

Finding the Fourth Proportional to 104,976,066.80, 157,464,100.20 and 76,086,671.60

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Solution

The fourth proportional to 104,976,066.80, 157,464,100.20 and 76,086,671.60 is: 114,130,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,066.80 : 157,464,100.20 = 76,086,671.60 : x
  2. Step 2: Convert to fraction form
    104,976,066.80/157,464,100.20 = 76,086,671.60/x
  3. Step 3: Cross multiply
    104,976,066.80x = 157,464,100.20 × 76,086,671.60
  4. Step 4: Simplify right side
    104,976,066.80x = 11,980,919,280,706,892
  5. Step 5: Solve for x
    x = 11,980,919,280,706,892/104,976,066.80
  6. Step 6: Final answer
    x = 114,130,007.40

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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.