Home / 193,975,777.55-291,001,996.27-71,155,235.36

Finding the Fourth Proportional to 193,975,777.55, 291,001,996.27 and 71,155,235.36

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Solution

The fourth proportional to 193,975,777.55, 291,001,996.27 and 71,155,235.36 is: 106,746,913.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,975,777.55 : 291,001,996.27 = 71,155,235.36 : x
  2. Step 2: Convert to fraction form
    193,975,777.55/291,001,996.27 = 71,155,235.36/x
  3. Step 3: Cross multiply
    193,975,777.55x = 291,001,996.27 × 71,155,235.36
  4. Step 4: Simplify right side
    193,975,777.55x = 20,706,315,535,638,140
  5. Step 5: Solve for x
    x = 20,706,315,535,638,140/193,975,777.55
  6. Step 6: Final answer
    x = 106,746,913.44

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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.