Home / 2,510,174,917,967.20-3,765,262,376,950.90-812,459,593,120.40

Finding the Fourth Proportional to 2,510,174,917,967.20, 3,765,262,376,950.90 and 812,459,593,120.40

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Solution

The fourth proportional to 2,510,174,917,967.20, 3,765,262,376,950.90 and 812,459,593,120.40 is: 1,218,689,389,680.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510,174,917,967.20 : 3,765,262,376,950.90 = 812,459,593,120.40 : x
  2. Step 2: Convert to fraction form
    2,510,174,917,967.20/3,765,262,376,950.90 = 812,459,593,120.40/x
  3. Step 3: Cross multiply
    2,510,174,917,967.20x = 3,765,262,376,950.90 × 812,459,593,120.40
  4. Step 4: Simplify right side
    2,510,174,917,967.20x = 3,059,123,538,769,078,183,264,256
  5. Step 5: Solve for x
    x = 3,059,123,538,769,078,183,264,256/2,510,174,917,967.20
  6. Step 6: Final answer
    x = 1,218,689,389,680.63

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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.