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Finding the Third Proportional to 139,513,957 and 325,863,977

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Solution

The third proportional to 139,513,957 and 325,863,977 is: 761,123,358.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,513,957 : 325,863,977 = 325,863,977 : x
  2. Step 2: Convert to fraction form
    139,513,957/325,863,977 = 325,863,977/x
  3. Step 3: Cross multiply
    139,513,957x = 325,863,977 × 325,863,977
  4. Step 4: Simplify right side
    139,513,957x = 106,187,331,506,256,528
  5. Step 5: Solve for x
    x = 106,187,331,506,256,528/139,513,957
  6. Step 6: Final answer
    x = 761,123,358.48

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.