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Finding the Third Proportional to 66,430,614 and 144,949,323

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Solution

The third proportional to 66,430,614 and 144,949,323 is: 316,274,455.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,614 : 144,949,323 = 144,949,323 : x
  2. Step 2: Convert to fraction form
    66,430,614/144,949,323 = 144,949,323/x
  3. Step 3: Cross multiply
    66,430,614x = 144,949,323 × 144,949,323
  4. Step 4: Simplify right side
    66,430,614x = 21,010,306,238,158,328
  5. Step 5: Solve for x
    x = 21,010,306,238,158,328/66,430,614
  6. Step 6: Final answer
    x = 316,274,455.00

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.