Home / 146,681,274-202,217,891.36-117,012,618.30

Finding the Fourth Proportional to 146,681,274, 202,217,891.36 and 117,012,618.30

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Solution

The fourth proportional to 146,681,274, 202,217,891.36 and 117,012,618.30 is: 161,316,058.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,681,274 : 202,217,891.36 = 117,012,618.30 : x
  2. Step 2: Convert to fraction form
    146,681,274/202,217,891.36 = 117,012,618.30/x
  3. Step 3: Cross multiply
    146,681,274x = 202,217,891.36 × 117,012,618.30
  4. Step 4: Simplify right side
    146,681,274x = 23,662,044,935,138,548
  5. Step 5: Solve for x
    x = 23,662,044,935,138,548/146,681,274
  6. Step 6: Final answer
    x = 161,316,058.21

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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.