Home / 12,379,185,560.95-18,533,908,496.26-11,123,943,176.59

Finding the Fourth Proportional to 12,379,185,560.95, 18,533,908,496.26 and 11,123,943,176.59

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Solution

The fourth proportional to 12,379,185,560.95, 18,533,908,496.26 and 11,123,943,176.59 is: 16,654,580,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,379,185,560.95 : 18,533,908,496.26 = 11,123,943,176.59 : x
  2. Step 2: Convert to fraction form
    12,379,185,560.95/18,533,908,496.26 = 11,123,943,176.59/x
  3. Step 3: Cross multiply
    12,379,185,560.95x = 18,533,908,496.26 × 11,123,943,176.59
  4. Step 4: Simplify right side
    12,379,185,560.95x = 206,170,144,952,477,745,152
  5. Step 5: Solve for x
    x = 206,170,144,952,477,745,152/12,379,185,560.95
  6. Step 6: Final answer
    x = 16,654,580,702.21

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1.5x scale

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.