Home / 193,429,670.55-290,144,505.83-168,235,430.55

Finding the Fourth Proportional to 193,429,670.55, 290,144,505.83 and 168,235,430.55

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Solution

The fourth proportional to 193,429,670.55, 290,144,505.83 and 168,235,430.55 is: 252,353,145.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,429,670.55 : 290,144,505.83 = 168,235,430.55 : x
  2. Step 2: Convert to fraction form
    193,429,670.55/290,144,505.83 = 168,235,430.55/x
  3. Step 3: Cross multiply
    193,429,670.55x = 290,144,505.83 × 168,235,430.55
  4. Step 4: Simplify right side
    193,429,670.55x = 48,812,585,859,185,856
  5. Step 5: Solve for x
    x = 48,812,585,859,185,856/193,429,670.55
  6. Step 6: Final answer
    x = 252,353,145.83

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1.5x scale

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.