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Finding the Third Proportional to 917,226,954.25 and 1,402,516,739.76

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Solution

The third proportional to 917,226,954.25 and 1,402,516,739.76 is: 2,144,565,416.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,226,954.25 : 1,402,516,739.76 = 1,402,516,739.76 : x
  2. Step 2: Convert to fraction form
    917,226,954.25/1,402,516,739.76 = 1,402,516,739.76/x
  3. Step 3: Cross multiply
    917,226,954.25x = 1,402,516,739.76 × 1,402,516,739.76
  4. Step 4: Simplify right side
    917,226,954.25x = 1,967,053,205,306,458,368
  5. Step 5: Solve for x
    x = 1,967,053,205,306,458,368/917,226,954.25
  6. Step 6: Final answer
    x = 2,144,565,416.66

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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.