Home / 4,032,121,285-5,564,331,123.06-2,177,825,221

Finding the Fourth Proportional to 4,032,121,285, 5,564,331,123.06 and 2,177,825,221

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Solution

The fourth proportional to 4,032,121,285, 5,564,331,123.06 and 2,177,825,221 is: 3,005,400,830.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,032,121,285 : 5,564,331,123.06 = 2,177,825,221 : x
  2. Step 2: Convert to fraction form
    4,032,121,285/5,564,331,123.06 = 2,177,825,221/x
  3. Step 3: Cross multiply
    4,032,121,285x = 5,564,331,123.06 × 2,177,825,221
  4. Step 4: Simplify right side
    4,032,121,285x = 12,118,140,657,795,323,904
  5. Step 5: Solve for x
    x = 12,118,140,657,795,323,904/4,032,121,285
  6. Step 6: Final answer
    x = 3,005,400,830.30

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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.