Home / 12,730,588,374.51-17,440,990,781.24-12,253,436,237.79

Finding the Fourth Proportional to 12,730,588,374.51, 17,440,990,781.24 and 12,253,436,237.79

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Solution

The fourth proportional to 12,730,588,374.51, 17,440,990,781.24 and 12,253,436,237.79 is: 16,787,289,179.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730,588,374.51 : 17,440,990,781.24 = 12,253,436,237.79 : x
  2. Step 2: Convert to fraction form
    12,730,588,374.51/17,440,990,781.24 = 12,253,436,237.79/x
  3. Step 3: Cross multiply
    12,730,588,374.51x = 17,440,990,781.24 × 12,253,436,237.79
  4. Step 4: Simplify right side
    12,730,588,374.51x = 213,712,068,461,844,299,776
  5. Step 5: Solve for x
    x = 213,712,068,461,844,299,776/12,730,588,374.51
  6. Step 6: Final answer
    x = 16,787,289,179.01

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.