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Finding the Third Proportional to 63,974,438 and 139,307,596

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Solution

The third proportional to 63,974,438 and 139,307,596 is: 303,349,383.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,974,438 : 139,307,596 = 139,307,596 : x
  2. Step 2: Convert to fraction form
    63,974,438/139,307,596 = 139,307,596/x
  3. Step 3: Cross multiply
    63,974,438x = 139,307,596 × 139,307,596
  4. Step 4: Simplify right side
    63,974,438x = 19,406,606,303,299,216
  5. Step 5: Solve for x
    x = 19,406,606,303,299,216/63,974,438
  6. Step 6: Final answer
    x = 303,349,383.13

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.