Home / 18,218,317,510.80-27,327,476,266.20-14,544,997,318.80

Finding the Fourth Proportional to 18,218,317,510.80, 27,327,476,266.20 and 14,544,997,318.80

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Solution

The fourth proportional to 18,218,317,510.80, 27,327,476,266.20 and 14,544,997,318.80 is: 21,817,495,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,218,317,510.80 : 27,327,476,266.20 = 14,544,997,318.80 : x
  2. Step 2: Convert to fraction form
    18,218,317,510.80/27,327,476,266.20 = 14,544,997,318.80/x
  3. Step 3: Cross multiply
    18,218,317,510.80x = 27,327,476,266.20 × 14,544,997,318.80
  4. Step 4: Simplify right side
    18,218,317,510.80x = 397,478,069,021,449,650,176
  5. Step 5: Solve for x
    x = 397,478,069,021,449,650,176/18,218,317,510.80
  6. Step 6: Final answer
    x = 21,817,495,978.20

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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.