Home / 100,900,423.02-151,336,263.43-31,804,246.83

Finding the Fourth Proportional to 100,900,423.02, 151,336,263.43 and 31,804,246.83

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Solution

The fourth proportional to 100,900,423.02, 151,336,263.43 and 31,804,246.83 is: 47,701,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,900,423.02 : 151,336,263.43 = 31,804,246.83 : x
  2. Step 2: Convert to fraction form
    100,900,423.02/151,336,263.43 = 31,804,246.83/x
  3. Step 3: Cross multiply
    100,900,423.02x = 151,336,263.43 × 31,804,246.83
  4. Step 4: Simplify right side
    100,900,423.02x = 4,813,135,876,457,622
  5. Step 5: Solve for x
    x = 4,813,135,876,457,622/100,900,423.02
  6. Step 6: Final answer
    x = 47,701,840.41

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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.