Home / 367,415,724.47-507,033,476.23-202,403,293.97

Finding the Fourth Proportional to 367,415,724.47, 507,033,476.23 and 202,403,293.97

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Solution

The fourth proportional to 367,415,724.47, 507,033,476.23 and 202,403,293.97 is: 279,316,422.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,415,724.47 : 507,033,476.23 = 202,403,293.97 : x
  2. Step 2: Convert to fraction form
    367,415,724.47/507,033,476.23 = 202,403,293.97/x
  3. Step 3: Cross multiply
    367,415,724.47x = 507,033,476.23 × 202,403,293.97
  4. Step 4: Simplify right side
    367,415,724.47x = 102,625,245,742,011,696
  5. Step 5: Solve for x
    x = 102,625,245,742,011,696/367,415,724.47
  6. Step 6: Final answer
    x = 279,316,422.53

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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.