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Finding the Third Proportional to 439,310,368 and 963,021,440

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Solution

The third proportional to 439,310,368 and 963,021,440 is: 2,111,059,427.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,310,368 : 963,021,440 = 963,021,440 : x
  2. Step 2: Convert to fraction form
    439,310,368/963,021,440 = 963,021,440/x
  3. Step 3: Cross multiply
    439,310,368x = 963,021,440 × 963,021,440
  4. Step 4: Simplify right side
    439,310,368x = 927,410,293,899,673,600
  5. Step 5: Solve for x
    x = 927,410,293,899,673,600/439,310,368
  6. Step 6: Final answer
    x = 2,111,059,427.35

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.