Home / 302,517,178.40-453,775,767.60-187,725,922.40

Finding the Fourth Proportional to 302,517,178.40, 453,775,767.60 and 187,725,922.40

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Solution

The fourth proportional to 302,517,178.40, 453,775,767.60 and 187,725,922.40 is: 281,588,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,517,178.40 : 453,775,767.60 = 187,725,922.40 : x
  2. Step 2: Convert to fraction form
    302,517,178.40/453,775,767.60 = 187,725,922.40/x
  3. Step 3: Cross multiply
    302,517,178.40x = 453,775,767.60 × 187,725,922.40
  4. Step 4: Simplify right side
    302,517,178.40x = 85,185,474,535,478,048
  5. Step 5: Solve for x
    x = 85,185,474,535,478,048/302,517,178.40
  6. Step 6: Final answer
    x = 281,588,883.60

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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.