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Finding the Third Proportional to 98,889,480 and 145,475,460

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Solution

The third proportional to 98,889,480 and 145,475,460 is: 214,007,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,889,480 : 145,475,460 = 145,475,460 : x
  2. Step 2: Convert to fraction form
    98,889,480/145,475,460 = 145,475,460/x
  3. Step 3: Cross multiply
    98,889,480x = 145,475,460 × 145,475,460
  4. Step 4: Simplify right side
    98,889,480x = 21,163,109,462,211,600
  5. Step 5: Solve for x
    x = 21,163,109,462,211,600/98,889,480
  6. Step 6: Final answer
    x = 214,007,692.85

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.