Home / 146,808,313.07-202,608,382.53-80,740,452.47

Finding the Fourth Proportional to 146,808,313.07, 202,608,382.53 and 80,740,452.47

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Solution

The fourth proportional to 146,808,313.07, 202,608,382.53 and 80,740,452.47 is: 111,428,924.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,808,313.07 : 202,608,382.53 = 80,740,452.47 : x
  2. Step 2: Convert to fraction form
    146,808,313.07/202,608,382.53 = 80,740,452.47/x
  3. Step 3: Cross multiply
    146,808,313.07x = 202,608,382.53 × 80,740,452.47
  4. Step 4: Simplify right side
    146,808,313.07x = 16,358,692,478,674,002
  5. Step 5: Solve for x
    x = 16,358,692,478,674,002/146,808,313.07
  6. Step 6: Final answer
    x = 111,428,924.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.