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Finding the Third Proportional to 158,516,579 and 321,490,285

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Solution

The third proportional to 158,516,579 and 321,490,285 is: 652,020,148.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,516,579 : 321,490,285 = 321,490,285 : x
  2. Step 2: Convert to fraction form
    158,516,579/321,490,285 = 321,490,285/x
  3. Step 3: Cross multiply
    158,516,579x = 321,490,285 × 321,490,285
  4. Step 4: Simplify right side
    158,516,579x = 103,356,003,349,381,232
  5. Step 5: Solve for x
    x = 103,356,003,349,381,232/158,516,579
  6. Step 6: Final answer
    x = 652,020,148.31

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.