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Finding the Third Proportional to 99,920,988 and 149,880,987

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Solution

The third proportional to 99,920,988 and 149,880,987 is: 224,820,738.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,920,988 : 149,880,987 = 149,880,987 : x
  2. Step 2: Convert to fraction form
    99,920,988/149,880,987 = 149,880,987/x
  3. Step 3: Cross multiply
    99,920,988x = 149,880,987 × 149,880,987
  4. Step 4: Simplify right side
    99,920,988x = 22,464,310,264,094,168
  5. Step 5: Solve for x
    x = 22,464,310,264,094,168/99,920,988
  6. Step 6: Final answer
    x = 224,820,738.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.