Home / 111,772,705.22-154,219,947.82-93,958,654.12

Finding the Fourth Proportional to 111,772,705.22, 154,219,947.82 and 93,958,654.12

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Solution

The fourth proportional to 111,772,705.22, 154,219,947.82 and 93,958,654.12 is: 129,640,762.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,772,705.22 : 154,219,947.82 = 93,958,654.12 : x
  2. Step 2: Convert to fraction form
    111,772,705.22/154,219,947.82 = 93,958,654.12/x
  3. Step 3: Cross multiply
    111,772,705.22x = 154,219,947.82 × 93,958,654.12
  4. Step 4: Simplify right side
    111,772,705.22x = 14,490,298,735,623,828
  5. Step 5: Solve for x
    x = 14,490,298,735,623,828/111,772,705.22
  6. Step 6: Final answer
    x = 129,640,762.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.