Home / 11,915,497,669.30-16,443,386,004.18-6,906,150,746.53

Finding the Fourth Proportional to 11,915,497,669.30, 16,443,386,004.18 and 6,906,150,746.53

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Solution

The fourth proportional to 11,915,497,669.30, 16,443,386,004.18 and 6,906,150,746.53 is: 9,530,487,578.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,915,497,669.30 : 16,443,386,004.18 = 6,906,150,746.53 : x
  2. Step 2: Convert to fraction form
    11,915,497,669.30/16,443,386,004.18 = 6,906,150,746.53/x
  3. Step 3: Cross multiply
    11,915,497,669.30x = 16,443,386,004.18 × 6,906,150,746.53
  4. Step 4: Simplify right side
    11,915,497,669.30x = 113,560,502,528,235,175,936
  5. Step 5: Solve for x
    x = 113,560,502,528,235,175,936/11,915,497,669.30
  6. Step 6: Final answer
    x = 9,530,487,578.45

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1.5x scale

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.