Home / 127,848,822.15-176,313,713.41-83,779,815.34

Finding the Fourth Proportional to 127,848,822.15, 176,313,713.41 and 83,779,815.34

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Solution

The fourth proportional to 127,848,822.15, 176,313,713.41 and 83,779,815.34 is: 115,539,041.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,848,822.15 : 176,313,713.41 = 83,779,815.34 : x
  2. Step 2: Convert to fraction form
    127,848,822.15/176,313,713.41 = 83,779,815.34/x
  3. Step 3: Cross multiply
    127,848,822.15x = 176,313,713.41 × 83,779,815.34
  4. Step 4: Simplify right side
    127,848,822.15x = 14,771,530,351,724,598
  5. Step 5: Solve for x
    x = 14,771,530,351,724,598/127,848,822.15
  6. Step 6: Final answer
    x = 115,539,041.37

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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.