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Finding the Third Proportional to 56,602,894.50 and 121,277,155.50

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Solution

The third proportional to 56,602,894.50 and 121,277,155.50 is: 259,847,991.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,602,894.50 : 121,277,155.50 = 121,277,155.50 : x
  2. Step 2: Convert to fraction form
    56,602,894.50/121,277,155.50 = 121,277,155.50/x
  3. Step 3: Cross multiply
    56,602,894.50x = 121,277,155.50 × 121,277,155.50
  4. Step 4: Simplify right side
    56,602,894.50x = 14,708,148,446,171,180
  5. Step 5: Solve for x
    x = 14,708,148,446,171,180/56,602,894.50
  6. Step 6: Final answer
    x = 259,847,991.45

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.