Home / 193,975,658.65-291,001,817.88-71,155,116.46

Finding the Fourth Proportional to 193,975,658.65, 291,001,817.88 and 71,155,116.46

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Solution

The fourth proportional to 193,975,658.65, 291,001,817.88 and 71,155,116.46 is: 106,746,735.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,975,658.65 : 291,001,817.88 = 71,155,116.46 : x
  2. Step 2: Convert to fraction form
    193,975,658.65/291,001,817.88 = 71,155,116.46/x
  3. Step 3: Cross multiply
    193,975,658.65x = 291,001,817.88 × 71,155,116.46
  4. Step 4: Simplify right side
    193,975,658.65x = 20,706,268,241,323,108
  5. Step 5: Solve for x
    x = 20,706,268,241,323,108/193,975,658.65
  6. Step 6: Final answer
    x = 106,746,735.06

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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.