Home / 109,818,428.80-164,727,643.20-29,047,561.60

Finding the Fourth Proportional to 109,818,428.80, 164,727,643.20 and 29,047,561.60

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Solution

The fourth proportional to 109,818,428.80, 164,727,643.20 and 29,047,561.60 is: 43,571,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,818,428.80 : 164,727,643.20 = 29,047,561.60 : x
  2. Step 2: Convert to fraction form
    109,818,428.80/164,727,643.20 = 29,047,561.60/x
  3. Step 3: Cross multiply
    109,818,428.80x = 164,727,643.20 × 29,047,561.60
  4. Step 4: Simplify right side
    109,818,428.80x = 4,784,936,363,074,821
  5. Step 5: Solve for x
    x = 4,784,936,363,074,821/109,818,428.80
  6. Step 6: Final answer
    x = 43,571,342.40

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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.