Home / 228,208,049.87-314,926,786.01-123,785,995.10

Finding the Fourth Proportional to 228,208,049.87, 314,926,786.01 and 123,785,995.10

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Solution

The fourth proportional to 228,208,049.87, 314,926,786.01 and 123,785,995.10 is: 170,824,498.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,208,049.87 : 314,926,786.01 = 123,785,995.10 : x
  2. Step 2: Convert to fraction form
    228,208,049.87/314,926,786.01 = 123,785,995.10/x
  3. Step 3: Cross multiply
    228,208,049.87x = 314,926,786.01 × 123,785,995.10
  4. Step 4: Simplify right side
    228,208,049.87x = 38,983,525,588,627,440
  5. Step 5: Solve for x
    x = 38,983,525,588,627,440/228,208,049.87
  6. Step 6: Final answer
    x = 170,824,498.14

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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.