Home / 152,559,417.09-331,126,262.30

Finding the Third Proportional to 152,559,417.09 and 331,126,262.30

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Solution

The third proportional to 152,559,417.09 and 331,126,262.30 is: 718,700,973.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,559,417.09 : 331,126,262.30 = 331,126,262.30 : x
  2. Step 2: Convert to fraction form
    152,559,417.09/331,126,262.30 = 331,126,262.30/x
  3. Step 3: Cross multiply
    152,559,417.09x = 331,126,262.30 × 331,126,262.30
  4. Step 4: Simplify right side
    152,559,417.09x = 109,644,601,582,702,176
  5. Step 5: Solve for x
    x = 109,644,601,582,702,176/152,559,417.09
  6. Step 6: Final answer
    x = 718,700,973.51

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.