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Finding the Third Proportional to 97,776,643.50 and 146,676,640.50

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Solution

The third proportional to 97,776,643.50 and 146,676,640.50 is: 220,032,475.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,776,643.50 : 146,676,640.50 = 146,676,640.50 : x
  2. Step 2: Convert to fraction form
    97,776,643.50/146,676,640.50 = 146,676,640.50/x
  3. Step 3: Cross multiply
    97,776,643.50x = 146,676,640.50 × 146,676,640.50
  4. Step 4: Simplify right side
    97,776,643.50x = 21,514,036,868,366,240
  5. Step 5: Solve for x
    x = 21,514,036,868,366,240/97,776,643.50
  6. Step 6: Final answer
    x = 220,032,475.02

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Why These Related Problems?

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