Home / 15,851,609,102.80-23,757,006,319.80-12,152,779,742.80

Finding the Fourth Proportional to 15,851,609,102.80, 23,757,006,319.80 and 12,152,779,742.80

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Solution

The fourth proportional to 15,851,609,102.80, 23,757,006,319.80 and 12,152,779,742.80 is: 18,213,524,146.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,851,609,102.80 : 23,757,006,319.80 = 12,152,779,742.80 : x
  2. Step 2: Convert to fraction form
    15,851,609,102.80/23,757,006,319.80 = 12,152,779,742.80/x
  3. Step 3: Cross multiply
    15,851,609,102.80x = 23,757,006,319.80 × 12,152,779,742.80
  4. Step 4: Simplify right side
    15,851,609,102.80x = 288,713,665,152,836,993,024
  5. Step 5: Solve for x
    x = 288,713,665,152,836,993,024/15,851,609,102.80
  6. Step 6: Final answer
    x = 18,213,524,146.38

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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.