Home / 103,349,859.36-155,055,106.08-30,568,560

Finding the Fourth Proportional to 103,349,859.36, 155,055,106.08 and 30,568,560

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Solution

The fourth proportional to 103,349,859.36, 155,055,106.08 and 30,568,560 is: 45,861,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,349,859.36 : 155,055,106.08 = 30,568,560 : x
  2. Step 2: Convert to fraction form
    103,349,859.36/155,055,106.08 = 30,568,560/x
  3. Step 3: Cross multiply
    103,349,859.36x = 155,055,106.08 × 30,568,560
  4. Step 4: Simplify right side
    103,349,859.36x = 4,739,811,313,512,845
  5. Step 5: Solve for x
    x = 4,739,811,313,512,845/103,349,859.36
  6. Step 6: Final answer
    x = 45,861,807.10

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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.