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Finding the Third Proportional to 59,366,221 and 90,814,827

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Solution

The third proportional to 59,366,221 and 90,814,827 is: 138,922,987.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,366,221 : 90,814,827 = 90,814,827 : x
  2. Step 2: Convert to fraction form
    59,366,221/90,814,827 = 90,814,827/x
  3. Step 3: Cross multiply
    59,366,221x = 90,814,827 × 90,814,827
  4. Step 4: Simplify right side
    59,366,221x = 8,247,332,803,039,929
  5. Step 5: Solve for x
    x = 8,247,332,803,039,929/59,366,221
  6. Step 6: Final answer
    x = 138,922,987.92

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.