Home / 302,517,186.40-453,775,779.60-187,725,930.40

Finding the Fourth Proportional to 302,517,186.40, 453,775,779.60 and 187,725,930.40

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Solution

The fourth proportional to 302,517,186.40, 453,775,779.60 and 187,725,930.40 is: 281,588,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,517,186.40 : 453,775,779.60 = 187,725,930.40 : x
  2. Step 2: Convert to fraction form
    302,517,186.40/453,775,779.60 = 187,725,930.40/x
  3. Step 3: Cross multiply
    302,517,186.40x = 453,775,779.60 × 187,725,930.40
  4. Step 4: Simplify right side
    302,517,186.40x = 85,185,480,418,395,344
  5. Step 5: Solve for x
    x = 85,185,480,418,395,344/302,517,186.40
  6. Step 6: Final answer
    x = 281,588,895.60

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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.