Home / 2,125,164,323.36-2,933,667,165.88-1,372,844,320.50

Finding the Fourth Proportional to 2,125,164,323.36, 2,933,667,165.88 and 1,372,844,320.50

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Solution

The fourth proportional to 2,125,164,323.36, 2,933,667,165.88 and 1,372,844,320.50 is: 1,895,132,655.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,164,323.36 : 2,933,667,165.88 = 1,372,844,320.50 : x
  2. Step 2: Convert to fraction form
    2,125,164,323.36/2,933,667,165.88 = 1,372,844,320.50/x
  3. Step 3: Cross multiply
    2,125,164,323.36x = 2,933,667,165.88 × 1,372,844,320.50
  4. Step 4: Simplify right side
    2,125,164,323.36x = 4,027,468,306,915,689,472
  5. Step 5: Solve for x
    x = 4,027,468,306,915,689,472/2,125,164,323.36
  6. Step 6: Final answer
    x = 1,895,132,655.22

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1.5x scale

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.