Home / 294,983,756.40-442,743,323.40-149,518,513.20

Finding the Fourth Proportional to 294,983,756.40, 442,743,323.40 and 149,518,513.20

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Solution

The fourth proportional to 294,983,756.40, 442,743,323.40 and 149,518,513.20 is: 224,413,453.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,983,756.40 : 442,743,323.40 = 149,518,513.20 : x
  2. Step 2: Convert to fraction form
    294,983,756.40/442,743,323.40 = 149,518,513.20/x
  3. Step 3: Cross multiply
    294,983,756.40x = 442,743,323.40 × 149,518,513.20
  4. Step 4: Simplify right side
    294,983,756.40x = 66,198,323,443,994,760
  5. Step 5: Solve for x
    x = 66,198,323,443,994,760/294,983,756.40
  6. Step 6: Final answer
    x = 224,413,453.31

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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.