Home / 697,381,871.10-1,046,201,533.50-288,469,908.06

Finding the Fourth Proportional to 697,381,871.10, 1,046,201,533.50 and 288,469,908.06

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Solution

The fourth proportional to 697,381,871.10, 1,046,201,533.50 and 288,469,908.06 is: 432,758,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,381,871.10 : 1,046,201,533.50 = 288,469,908.06 : x
  2. Step 2: Convert to fraction form
    697,381,871.10/1,046,201,533.50 = 288,469,908.06/x
  3. Step 3: Cross multiply
    697,381,871.10x = 1,046,201,533.50 × 288,469,908.06
  4. Step 4: Simplify right side
    697,381,871.10x = 301,797,660,180,976,000
  5. Step 5: Solve for x
    x = 301,797,660,180,976,000/697,381,871.10
  6. Step 6: Final answer
    x = 432,758,109.56

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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.