Home / 12,586,253,295.15-17,369,026,829.60-6,947,467,688.43

Finding the Fourth Proportional to 12,586,253,295.15, 17,369,026,829.60 and 6,947,467,688.43

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Solution

The fourth proportional to 12,586,253,295.15, 17,369,026,829.60 and 6,947,467,688.43 is: 9,587,503,909.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,586,253,295.15 : 17,369,026,829.60 = 6,947,467,688.43 : x
  2. Step 2: Convert to fraction form
    12,586,253,295.15/17,369,026,829.60 = 6,947,467,688.43/x
  3. Step 3: Cross multiply
    12,586,253,295.15x = 17,369,026,829.60 × 6,947,467,688.43
  4. Step 4: Simplify right side
    12,586,253,295.15x = 120,670,752,678,085,033,984
  5. Step 5: Solve for x
    x = 120,670,752,678,085,033,984/12,586,253,295.15
  6. Step 6: Final answer
    x = 9,587,503,909.89

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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.