Home / 207,225,216.40-310,783,642.20-61,619,558.80

Finding the Fourth Proportional to 207,225,216.40, 310,783,642.20 and 61,619,558.80

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Solution

The fourth proportional to 207,225,216.40, 310,783,642.20 and 61,619,558.80 is: 92,413,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,225,216.40 : 310,783,642.20 = 61,619,558.80 : x
  2. Step 2: Convert to fraction form
    207,225,216.40/310,783,642.20 = 61,619,558.80/x
  3. Step 3: Cross multiply
    207,225,216.40x = 310,783,642.20 × 61,619,558.80
  4. Step 4: Simplify right side
    207,225,216.40x = 19,150,350,914,621,060
  5. Step 5: Solve for x
    x = 19,150,350,914,621,060/207,225,216.40
  6. Step 6: Final answer
    x = 92,413,226.77

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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.