Home / 199,758,035.18-299,604,378.89-70,335,224.30

Finding the Fourth Proportional to 199,758,035.18, 299,604,378.89 and 70,335,224.30

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Solution

The fourth proportional to 199,758,035.18, 299,604,378.89 and 70,335,224.30 is: 105,491,331.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,758,035.18 : 299,604,378.89 = 70,335,224.30 : x
  2. Step 2: Convert to fraction form
    199,758,035.18/299,604,378.89 = 70,335,224.30/x
  3. Step 3: Cross multiply
    199,758,035.18x = 299,604,378.89 × 70,335,224.30
  4. Step 4: Simplify right side
    199,758,035.18x = 21,072,741,191,415,180
  5. Step 5: Solve for x
    x = 21,072,741,191,415,180/199,758,035.18
  6. Step 6: Final answer
    x = 105,491,331.91

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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.