Home / 193,344,005.60-290,016,008.40-111,602,693.60

Finding the Fourth Proportional to 193,344,005.60, 290,016,008.40 and 111,602,693.60

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Solution

The fourth proportional to 193,344,005.60, 290,016,008.40 and 111,602,693.60 is: 167,404,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,344,005.60 : 290,016,008.40 = 111,602,693.60 : x
  2. Step 2: Convert to fraction form
    193,344,005.60/290,016,008.40 = 111,602,693.60/x
  3. Step 3: Cross multiply
    193,344,005.60x = 290,016,008.40 × 111,602,693.60
  4. Step 4: Simplify right side
    193,344,005.60x = 32,366,567,724,560,220
  5. Step 5: Solve for x
    x = 32,366,567,724,560,220/193,344,005.60
  6. Step 6: Final answer
    x = 167,404,040.40

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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.