Home / 531,538,046.21-797,345,378.46-204,013,559.32

Finding the Fourth Proportional to 531,538,046.21, 797,345,378.46 and 204,013,559.32

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Solution

The fourth proportional to 531,538,046.21, 797,345,378.46 and 204,013,559.32 is: 306,035,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,538,046.21 : 797,345,378.46 = 204,013,559.32 : x
  2. Step 2: Convert to fraction form
    531,538,046.21/797,345,378.46 = 204,013,559.32/x
  3. Step 3: Cross multiply
    531,538,046.21x = 797,345,378.46 × 204,013,559.32
  4. Step 4: Simplify right side
    531,538,046.21x = 162,669,268,666,389,280
  5. Step 5: Solve for x
    x = 162,669,268,666,389,280/531,538,046.21
  6. Step 6: Final answer
    x = 306,035,042.70

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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.