Home / 117,835,612.16-162,618,189.91-65,624,647.65

Finding the Fourth Proportional to 117,835,612.16, 162,618,189.91 and 65,624,647.65

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Solution

The fourth proportional to 117,835,612.16, 162,618,189.91 and 65,624,647.65 is: 90,564,823.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,835,612.16 : 162,618,189.91 = 65,624,647.65 : x
  2. Step 2: Convert to fraction form
    117,835,612.16/162,618,189.91 = 65,624,647.65/x
  3. Step 3: Cross multiply
    117,835,612.16x = 162,618,189.91 × 65,624,647.65
  4. Step 4: Simplify right side
    117,835,612.16x = 10,671,761,414,465,546
  5. Step 5: Solve for x
    x = 10,671,761,414,465,546/117,835,612.16
  6. Step 6: Final answer
    x = 90,564,823.48

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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.