Home / 180,231,928.81-248,724,952.40-101,927,192.06

Finding the Fourth Proportional to 180,231,928.81, 248,724,952.40 and 101,927,192.06

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Solution

The fourth proportional to 180,231,928.81, 248,724,952.40 and 101,927,192.06 is: 140,662,290.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,231,928.81 : 248,724,952.40 = 101,927,192.06 : x
  2. Step 2: Convert to fraction form
    180,231,928.81/248,724,952.40 = 101,927,192.06/x
  3. Step 3: Cross multiply
    180,231,928.81x = 248,724,952.40 × 101,927,192.06
  4. Step 4: Simplify right side
    180,231,928.81x = 25,351,835,994,265,788
  5. Step 5: Solve for x
    x = 25,351,835,994,265,788/180,231,928.81
  6. Step 6: Final answer
    x = 140,662,290.87

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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.