Home / 127,028,471.26-175,234,656.81-83,001,208.54

Finding the Fourth Proportional to 127,028,471.26, 175,234,656.81 and 83,001,208.54

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Solution

The fourth proportional to 127,028,471.26, 175,234,656.81 and 83,001,208.54 is: 114,499,435.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,028,471.26 : 175,234,656.81 = 83,001,208.54 : x
  2. Step 2: Convert to fraction form
    127,028,471.26/175,234,656.81 = 83,001,208.54/x
  3. Step 3: Cross multiply
    127,028,471.26x = 175,234,656.81 × 83,001,208.54
  4. Step 4: Simplify right side
    127,028,471.26x = 14,544,688,293,322,142
  5. Step 5: Solve for x
    x = 14,544,688,293,322,142/127,028,471.26
  6. Step 6: Final answer
    x = 114,499,435.83

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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.