Home / 13,667,580,988.17-20,499,300,038.30-3,719,799,888.63

Finding the Fourth Proportional to 13,667,580,988.17, 20,499,300,038.30 and 3,719,799,888.63

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Solution

The fourth proportional to 13,667,580,988.17, 20,499,300,038.30 and 3,719,799,888.63 is: 5,579,136,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,667,580,988.17 : 20,499,300,038.30 = 3,719,799,888.63 : x
  2. Step 2: Convert to fraction form
    13,667,580,988.17/20,499,300,038.30 = 3,719,799,888.63/x
  3. Step 3: Cross multiply
    13,667,580,988.17x = 20,499,300,038.30 × 3,719,799,888.63
  4. Step 4: Simplify right side
    13,667,580,988.17x = 76,253,293,999,442,690,048
  5. Step 5: Solve for x
    x = 76,253,293,999,442,690,048/13,667,580,988.17
  6. Step 6: Final answer
    x = 5,579,136,064.05

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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.