Home / 15,851,609,090.80-23,757,006,301.80-12,152,779,730.80

Finding the Fourth Proportional to 15,851,609,090.80, 23,757,006,301.80 and 12,152,779,730.80

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Solution

The fourth proportional to 15,851,609,090.80, 23,757,006,301.80 and 12,152,779,730.80 is: 18,213,524,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,851,609,090.80 : 23,757,006,301.80 = 12,152,779,730.80 : x
  2. Step 2: Convert to fraction form
    15,851,609,090.80/23,757,006,301.80 = 12,152,779,730.80/x
  3. Step 3: Cross multiply
    15,851,609,090.80x = 23,757,006,301.80 × 12,152,779,730.80
  4. Step 4: Simplify right side
    15,851,609,090.80x = 288,713,664,649,002,876,928
  5. Step 5: Solve for x
    x = 288,713,664,649,002,876,928/15,851,609,090.80
  6. Step 6: Final answer
    x = 18,213,524,128.38

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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.