Home / 2,485,180,207.61-3,429,621,572.83-1,356,222,864.53

Finding the Fourth Proportional to 2,485,180,207.61, 3,429,621,572.83 and 1,356,222,864.53

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Solution

The fourth proportional to 2,485,180,207.61, 3,429,621,572.83 and 1,356,222,864.53 is: 1,871,627,328.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,180,207.61 : 3,429,621,572.83 = 1,356,222,864.53 : x
  2. Step 2: Convert to fraction form
    2,485,180,207.61/3,429,621,572.83 = 1,356,222,864.53/x
  3. Step 3: Cross multiply
    2,485,180,207.61x = 3,429,621,572.83 × 1,356,222,864.53
  4. Step 4: Simplify right side
    2,485,180,207.61x = 4,651,331,193,740,238,848
  5. Step 5: Solve for x
    x = 4,651,331,193,740,238,848/2,485,180,207.61
  6. Step 6: Final answer
    x = 1,871,627,328.88

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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.