Home / 13,472,804,620.49-18,598,195,159.52-8,394,677,510.85

Finding the Fourth Proportional to 13,472,804,620.49, 18,598,195,159.52 and 8,394,677,510.85

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Solution

The fourth proportional to 13,472,804,620.49, 18,598,195,159.52 and 8,394,677,510.85 is: 11,588,221,980.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472,804,620.49 : 18,598,195,159.52 = 8,394,677,510.85 : x
  2. Step 2: Convert to fraction form
    13,472,804,620.49/18,598,195,159.52 = 8,394,677,510.85/x
  3. Step 3: Cross multiply
    13,472,804,620.49x = 18,598,195,159.52 × 8,394,677,510.85
  4. Step 4: Simplify right side
    13,472,804,620.49x = 156,125,850,647,971,561,472
  5. Step 5: Solve for x
    x = 156,125,850,647,971,561,472/13,472,804,620.49
  6. Step 6: Final answer
    x = 11,588,221,980.94

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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.