Home / 124,451,954.40-186,621,944.40-47,749,490.40

Finding the Fourth Proportional to 124,451,954.40, 186,621,944.40 and 47,749,490.40

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Solution

The fourth proportional to 124,451,954.40, 186,621,944.40 and 47,749,490.40 is: 71,602,754.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,451,954.40 : 186,621,944.40 = 47,749,490.40 : x
  2. Step 2: Convert to fraction form
    124,451,954.40/186,621,944.40 = 47,749,490.40/x
  3. Step 3: Cross multiply
    124,451,954.40x = 186,621,944.40 × 47,749,490.40
  4. Step 4: Simplify right side
    124,451,954.40x = 8,911,102,742,557,134
  5. Step 5: Solve for x
    x = 8,911,102,742,557,134/124,451,954.40
  6. Step 6: Final answer
    x = 71,602,754.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.