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Finding the Third Proportional to 78,963,088 and 107,573,784

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Solution

The third proportional to 78,963,088 and 107,573,784 is: 146,550,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,963,088 : 107,573,784 = 107,573,784 : x
  2. Step 2: Convert to fraction form
    78,963,088/107,573,784 = 107,573,784/x
  3. Step 3: Cross multiply
    78,963,088x = 107,573,784 × 107,573,784
  4. Step 4: Simplify right side
    78,963,088x = 11,572,119,004,078,656
  5. Step 5: Solve for x
    x = 11,572,119,004,078,656/78,963,088
  6. Step 6: Final answer
    x = 146,550,993.60

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.