Home / 731,900,437.74-1,010,022,609.60-401,875,576.74

Finding the Fourth Proportional to 731,900,437.74, 1,010,022,609.60 and 401,875,576.74

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Solution

The fourth proportional to 731,900,437.74, 1,010,022,609.60 and 401,875,576.74 is: 554,588,298.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,900,437.74 : 1,010,022,609.60 = 401,875,576.74 : x
  2. Step 2: Convert to fraction form
    731,900,437.74/1,010,022,609.60 = 401,875,576.74/x
  3. Step 3: Cross multiply
    731,900,437.74x = 1,010,022,609.60 × 401,875,576.74
  4. Step 4: Simplify right side
    731,900,437.74x = 405,903,418,753,439,872
  5. Step 5: Solve for x
    x = 405,903,418,753,439,872/731,900,437.74
  6. Step 6: Final answer
    x = 554,588,298.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.