Home / 3,781,163,655.93-5,213,155,492.77-3,100,472,679.36

Finding the Fourth Proportional to 3,781,163,655.93, 5,213,155,492.77 and 3,100,472,679.36

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Solution

The fourth proportional to 3,781,163,655.93, 5,213,155,492.77 and 3,100,472,679.36 is: 4,274,675,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,163,655.93 : 5,213,155,492.77 = 3,100,472,679.36 : x
  2. Step 2: Convert to fraction form
    3,781,163,655.93/5,213,155,492.77 = 3,100,472,679.36/x
  3. Step 3: Cross multiply
    3,781,163,655.93x = 5,213,155,492.77 × 3,100,472,679.36
  4. Step 4: Simplify right side
    3,781,163,655.93x = 16,163,246,178,588,905,472
  5. Step 5: Solve for x
    x = 16,163,246,178,588,905,472/3,781,163,655.93
  6. Step 6: Final answer
    x = 4,274,675,113.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.