Home / 113,325,667.90-169,988,501.85-90,650,851.90

Finding the Fourth Proportional to 113,325,667.90, 169,988,501.85 and 90,650,851.90

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Solution

The fourth proportional to 113,325,667.90, 169,988,501.85 and 90,650,851.90 is: 135,976,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,325,667.90 : 169,988,501.85 = 90,650,851.90 : x
  2. Step 2: Convert to fraction form
    113,325,667.90/169,988,501.85 = 90,650,851.90/x
  3. Step 3: Cross multiply
    113,325,667.90x = 169,988,501.85 × 90,650,851.90
  4. Step 4: Simplify right side
    113,325,667.90x = 15,409,602,505,907,226
  5. Step 5: Solve for x
    x = 15,409,602,505,907,226/113,325,667.90
  6. Step 6: Final answer
    x = 135,976,277.85

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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.