Home / 109,770,699.60-164,656,049.40-28,991,667.60

Finding the Fourth Proportional to 109,770,699.60, 164,656,049.40 and 28,991,667.60

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Solution

The fourth proportional to 109,770,699.60, 164,656,049.40 and 28,991,667.60 is: 43,487,501.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,770,699.60 : 164,656,049.40 = 28,991,667.60 : x
  2. Step 2: Convert to fraction form
    109,770,699.60/164,656,049.40 = 28,991,667.60/x
  3. Step 3: Cross multiply
    109,770,699.60x = 164,656,049.40 × 28,991,667.60
  4. Step 4: Simplify right side
    109,770,699.60x = 4,773,653,452,533,980
  5. Step 5: Solve for x
    x = 4,773,653,452,533,980/109,770,699.60
  6. Step 6: Final answer
    x = 43,487,501.40

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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.