Home / 13,882,379,711.70-20,817,005,126.36-5,377,745,663.63

Finding the Fourth Proportional to 13,882,379,711.70, 20,817,005,126.36 and 5,377,745,663.63

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Solution

The fourth proportional to 13,882,379,711.70, 20,817,005,126.36 and 5,377,745,663.63 is: 8,064,075,567.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882,379,711.70 : 20,817,005,126.36 = 5,377,745,663.63 : x
  2. Step 2: Convert to fraction form
    13,882,379,711.70/20,817,005,126.36 = 5,377,745,663.63/x
  3. Step 3: Cross multiply
    13,882,379,711.70x = 20,817,005,126.36 × 5,377,745,663.63
  4. Step 4: Simplify right side
    13,882,379,711.70x = 111,948,559,047,914,995,712
  5. Step 5: Solve for x
    x = 111,948,559,047,914,995,712/13,882,379,711.70
  6. Step 6: Final answer
    x = 8,064,075,567.21

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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.