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Finding the Third Proportional to 303,530,490 and 653,096,964

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Solution

The third proportional to 303,530,490 and 653,096,964 is: 1,405,248,100.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,530,490 : 653,096,964 = 653,096,964 : x
  2. Step 2: Convert to fraction form
    303,530,490/653,096,964 = 653,096,964/x
  3. Step 3: Cross multiply
    303,530,490x = 653,096,964 × 653,096,964
  4. Step 4: Simplify right side
    303,530,490x = 426,535,644,386,017,280
  5. Step 5: Solve for x
    x = 426,535,644,386,017,280/303,530,490
  6. Step 6: Final answer
    x = 1,405,248,100.07

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.