Home / 69,984,384.80-104,976,577.20-64,882,551.20

Finding the Fourth Proportional to 69,984,384.80, 104,976,577.20 and 64,882,551.20

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Solution

The fourth proportional to 69,984,384.80, 104,976,577.20 and 64,882,551.20 is: 97,323,826.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,384.80 : 104,976,577.20 = 64,882,551.20 : x
  2. Step 2: Convert to fraction form
    69,984,384.80/104,976,577.20 = 64,882,551.20/x
  3. Step 3: Cross multiply
    69,984,384.80x = 104,976,577.20 × 64,882,551.20
  4. Step 4: Simplify right side
    69,984,384.80x = 6,811,148,144,979,753
  5. Step 5: Solve for x
    x = 6,811,148,144,979,753/69,984,384.80
  6. Step 6: Final answer
    x = 97,323,826.80

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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.