Home / 105,899,274.24-158,849,326.08-69,989,498.88

Finding the Fourth Proportional to 105,899,274.24, 158,849,326.08 and 69,989,498.88

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Solution

The fourth proportional to 105,899,274.24, 158,849,326.08 and 69,989,498.88 is: 104,984,522.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,899,274.24 : 158,849,326.08 = 69,989,498.88 : x
  2. Step 2: Convert to fraction form
    105,899,274.24/158,849,326.08 = 69,989,498.88/x
  3. Step 3: Cross multiply
    105,899,274.24x = 158,849,326.08 × 69,989,498.88
  4. Step 4: Simplify right side
    105,899,274.24x = 11,117,784,729,764,914
  5. Step 5: Solve for x
    x = 11,117,784,729,764,914/105,899,274.24
  6. Step 6: Final answer
    x = 104,984,522.41

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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.