Home / 30,064,609,372.28-45,136,327,035.19-20,160,371,039.97

Finding the Fourth Proportional to 30,064,609,372.28, 45,136,327,035.19 and 20,160,371,039.97

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Solution

The fourth proportional to 30,064,609,372.28, 45,136,327,035.19 and 20,160,371,039.97 is: 30,266,985,648.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,064,609,372.28 : 45,136,327,035.19 = 20,160,371,039.97 : x
  2. Step 2: Convert to fraction form
    30,064,609,372.28/45,136,327,035.19 = 20,160,371,039.97/x
  3. Step 3: Cross multiply
    30,064,609,372.28x = 45,136,327,035.19 × 20,160,371,039.97
  4. Step 4: Simplify right side
    30,064,609,372.28x = 909,965,100,410,859,552,768
  5. Step 5: Solve for x
    x = 909,965,100,410,859,552,768/30,064,609,372.28
  6. Step 6: Final answer
    x = 30,266,985,648.91

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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.