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Finding the Third Proportional to 98,889,496 and 145,475,484

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Solution

The third proportional to 98,889,496 and 145,475,484 is: 214,007,728.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,889,496 : 145,475,484 = 145,475,484 : x
  2. Step 2: Convert to fraction form
    98,889,496/145,475,484 = 145,475,484/x
  3. Step 3: Cross multiply
    98,889,496x = 145,475,484 × 145,475,484
  4. Step 4: Simplify right side
    98,889,496x = 21,163,116,445,034,256
  5. Step 5: Solve for x
    x = 21,163,116,445,034,256/98,889,496
  6. Step 6: Final answer
    x = 214,007,728.84

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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.