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Finding the Third Proportional to 153,440,058 and 328,645,140

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Solution

The third proportional to 153,440,058 and 328,645,140 is: 703,907,633.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,440,058 : 328,645,140 = 328,645,140 : x
  2. Step 2: Convert to fraction form
    153,440,058/328,645,140 = 328,645,140/x
  3. Step 3: Cross multiply
    153,440,058x = 328,645,140 × 328,645,140
  4. Step 4: Simplify right side
    153,440,058x = 108,007,628,045,619,600
  5. Step 5: Solve for x
    x = 108,007,628,045,619,600/153,440,058
  6. Step 6: Final answer
    x = 703,907,633.07

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.