Home / 3,115,871,924.89-4,674,681,665.36-1,251,826,575.74

Finding the Fourth Proportional to 3,115,871,924.89, 4,674,681,665.36 and 1,251,826,575.74

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Solution

The fourth proportional to 3,115,871,924.89, 4,674,681,665.36 and 1,251,826,575.74 is: 1,878,090,910.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,871,924.89 : 4,674,681,665.36 = 1,251,826,575.74 : x
  2. Step 2: Convert to fraction form
    3,115,871,924.89/4,674,681,665.36 = 1,251,826,575.74/x
  3. Step 3: Cross multiply
    3,115,871,924.89x = 4,674,681,665.36 × 1,251,826,575.74
  4. Step 4: Simplify right side
    3,115,871,924.89x = 5,851,890,741,822,169,088
  5. Step 5: Solve for x
    x = 5,851,890,741,822,169,088/3,115,871,924.89
  6. Step 6: Final answer
    x = 1,878,090,910.95

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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.