Home / 239,045,962,186.17-358,631,834,781.77-85,906,323,203.22

Finding the Fourth Proportional to 239,045,962,186.17, 358,631,834,781.77 and 85,906,323,203.22

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Solution

The fourth proportional to 239,045,962,186.17, 358,631,834,781.77 and 85,906,323,203.22 is: 128,882,086,222.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,045,962,186.17 : 358,631,834,781.77 = 85,906,323,203.22 : x
  2. Step 2: Convert to fraction form
    239,045,962,186.17/358,631,834,781.77 = 85,906,323,203.22/x
  3. Step 3: Cross multiply
    239,045,962,186.17x = 358,631,834,781.77 × 85,906,323,203.22
  4. Step 4: Simplify right side
    239,045,962,186.17x = 30,808,742,309,726,529,781,760
  5. Step 5: Solve for x
    x = 30,808,742,309,726,529,781,760/239,045,962,186.17
  6. Step 6: Final answer
    x = 128,882,086,222.95

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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.