Home / 1,982,492,703.75-2,974,077,843.80-817,324,254.48

Finding the Fourth Proportional to 1,982,492,703.75, 2,974,077,843.80 and 817,324,254.48

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Solution

The fourth proportional to 1,982,492,703.75, 2,974,077,843.80 and 817,324,254.48 is: 1,226,126,054.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,492,703.75 : 2,974,077,843.80 = 817,324,254.48 : x
  2. Step 2: Convert to fraction form
    1,982,492,703.75/2,974,077,843.80 = 817,324,254.48/x
  3. Step 3: Cross multiply
    1,982,492,703.75x = 2,974,077,843.80 × 817,324,254.48
  4. Step 4: Simplify right side
    1,982,492,703.75x = 2,430,785,956,455,395,840
  5. Step 5: Solve for x
    x = 2,430,785,956,455,395,840/1,982,492,703.75
  6. Step 6: Final answer
    x = 1,226,126,054.26

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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.