Home / 113,095,768.92-156,084,798.81-68,466,331.17

Finding the Fourth Proportional to 113,095,768.92, 156,084,798.81 and 68,466,331.17

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Solution

The fourth proportional to 113,095,768.92, 156,084,798.81 and 68,466,331.17 is: 94,491,187.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,095,768.92 : 156,084,798.81 = 68,466,331.17 : x
  2. Step 2: Convert to fraction form
    113,095,768.92/156,084,798.81 = 68,466,331.17/x
  3. Step 3: Cross multiply
    113,095,768.92x = 156,084,798.81 × 68,466,331.17
  4. Step 4: Simplify right side
    113,095,768.92x = 10,686,553,525,928,282
  5. Step 5: Solve for x
    x = 10,686,553,525,928,282/113,095,768.92
  6. Step 6: Final answer
    x = 94,491,187.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.