Home / 145,311,489,415.13-217,961,024,297.18-49,706,057,196.92

Finding the Fourth Proportional to 145,311,489,415.13, 217,961,024,297.18 and 49,706,057,196.92

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Solution

The fourth proportional to 145,311,489,415.13, 217,961,024,297.18 and 49,706,057,196.92 is: 74,556,961,627.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,311,489,415.13 : 217,961,024,297.18 = 49,706,057,196.92 : x
  2. Step 2: Convert to fraction form
    145,311,489,415.13/217,961,024,297.18 = 49,706,057,196.92/x
  3. Step 3: Cross multiply
    145,311,489,415.13x = 217,961,024,297.18 × 49,706,057,196.92
  4. Step 4: Simplify right side
    145,311,489,415.13x = 10,833,983,140,414,898,569,216
  5. Step 5: Solve for x
    x = 10,833,983,140,414,898,569,216/145,311,489,415.13
  6. Step 6: Final answer
    x = 74,556,961,627.89

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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.