Home / 193,975,657.65-291,001,816.38-71,155,115.46

Finding the Fourth Proportional to 193,975,657.65, 291,001,816.38 and 71,155,115.46

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Solution

The fourth proportional to 193,975,657.65, 291,001,816.38 and 71,155,115.46 is: 106,746,733.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,975,657.65 : 291,001,816.38 = 71,155,115.46 : x
  2. Step 2: Convert to fraction form
    193,975,657.65/291,001,816.38 = 71,155,115.46/x
  3. Step 3: Cross multiply
    193,975,657.65x = 291,001,816.38 × 71,155,115.46
  4. Step 4: Simplify right side
    193,975,657.65x = 20,706,267,842,497,360
  5. Step 5: Solve for x
    x = 20,706,267,842,497,360/193,975,657.65
  6. Step 6: Final answer
    x = 106,746,733.55

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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.