Home / 87,455,384.63-191,385,521.25

Finding the Third Proportional to 87,455,384.63 and 191,385,521.25

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Solution

The third proportional to 87,455,384.63 and 191,385,521.25 is: 418,824,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,455,384.63 : 191,385,521.25 = 191,385,521.25 : x
  2. Step 2: Convert to fraction form
    87,455,384.63/191,385,521.25 = 191,385,521.25/x
  3. Step 3: Cross multiply
    87,455,384.63x = 191,385,521.25 × 191,385,521.25
  4. Step 4: Simplify right side
    87,455,384.63x = 36,628,417,744,134,200
  5. Step 5: Solve for x
    x = 36,628,417,744,134,200/87,455,384.63
  6. Step 6: Final answer
    x = 418,824,042.70

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.