Home / 296,809,833.68-445,006,137.40-130,734,521.16

Finding the Fourth Proportional to 296,809,833.68, 445,006,137.40 and 130,734,521.16

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Solution

The fourth proportional to 296,809,833.68, 445,006,137.40 and 130,734,521.16 is: 196,009,894.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,809,833.68 : 445,006,137.40 = 130,734,521.16 : x
  2. Step 2: Convert to fraction form
    296,809,833.68/445,006,137.40 = 130,734,521.16/x
  3. Step 3: Cross multiply
    296,809,833.68x = 445,006,137.40 × 130,734,521.16
  4. Step 4: Simplify right side
    296,809,833.68x = 58,177,664,286,250,160
  5. Step 5: Solve for x
    x = 58,177,664,286,250,160/296,809,833.68
  6. Step 6: Final answer
    x = 196,009,894.84

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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.