Home / 130,015,511.44-179,417,521.92-71,276,169.04

Finding the Fourth Proportional to 130,015,511.44, 179,417,521.92 and 71,276,169.04

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Solution

The fourth proportional to 130,015,511.44, 179,417,521.92 and 71,276,169.04 is: 98,358,984.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,015,511.44 : 179,417,521.92 = 71,276,169.04 : x
  2. Step 2: Convert to fraction form
    130,015,511.44/179,417,521.92 = 71,276,169.04/x
  3. Step 3: Cross multiply
    130,015,511.44x = 179,417,521.92 × 71,276,169.04
  4. Step 4: Simplify right side
    130,015,511.44x = 12,788,193,621,107,826
  5. Step 5: Solve for x
    x = 12,788,193,621,107,826/130,015,511.44
  6. Step 6: Final answer
    x = 98,358,984.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.