Home / 1,196,235,910.10-1,650,736,681.00-667,558,403.30

Finding the Fourth Proportional to 1,196,235,910.10, 1,650,736,681.00 and 667,558,403.30

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Solution

The fourth proportional to 1,196,235,910.10, 1,650,736,681.00 and 667,558,403.30 is: 921,192,160.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,235,910.10 : 1,650,736,681.00 = 667,558,403.30 : x
  2. Step 2: Convert to fraction form
    1,196,235,910.10/1,650,736,681.00 = 667,558,403.30/x
  3. Step 3: Cross multiply
    1,196,235,910.10x = 1,650,736,681.00 × 667,558,403.30
  4. Step 4: Simplify right side
    1,196,235,910.10x = 1,101,963,143,027,178,752
  5. Step 5: Solve for x
    x = 1,101,963,143,027,178,752/1,196,235,910.10
  6. Step 6: Final answer
    x = 921,192,160.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.