Home / 220,064,348.30-303,682,378.62-125,975,376.40

Finding the Fourth Proportional to 220,064,348.30, 303,682,378.62 and 125,975,376.40

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Solution

The fourth proportional to 220,064,348.30, 303,682,378.62 and 125,975,376.40 is: 173,842,343.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,064,348.30 : 303,682,378.62 = 125,975,376.40 : x
  2. Step 2: Convert to fraction form
    220,064,348.30/303,682,378.62 = 125,975,376.40/x
  3. Step 3: Cross multiply
    220,064,348.30x = 303,682,378.62 × 125,975,376.40
  4. Step 4: Simplify right side
    220,064,348.30x = 38,256,501,952,701,816
  5. Step 5: Solve for x
    x = 38,256,501,952,701,816/220,064,348.30
  6. Step 6: Final answer
    x = 173,842,343.15

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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.