Home / 697,469,660.35-1,046,204,492.06-288,525,810.85

Finding the Fourth Proportional to 697,469,660.35, 1,046,204,492.06 and 288,525,810.85

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Solution

The fourth proportional to 697,469,660.35, 1,046,204,492.06 and 288,525,810.85 is: 432,788,716.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,469,660.35 : 1,046,204,492.06 = 288,525,810.85 : x
  2. Step 2: Convert to fraction form
    697,469,660.35/1,046,204,492.06 = 288,525,810.85/x
  3. Step 3: Cross multiply
    697,469,660.35x = 1,046,204,492.06 × 288,525,810.85
  4. Step 4: Simplify right side
    697,469,660.35x = 301,856,999,386,523,904
  5. Step 5: Solve for x
    x = 301,856,999,386,523,904/697,469,660.35
  6. Step 6: Final answer
    x = 432,788,716.91

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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.