Home / 262,472,727.40-393,614,612.70-133,037,319.40

Finding the Fourth Proportional to 262,472,727.40, 393,614,612.70 and 133,037,319.40

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Solution

The fourth proportional to 262,472,727.40, 393,614,612.70 and 133,037,319.40 is: 199,508,091.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,472,727.40 : 393,614,612.70 = 133,037,319.40 : x
  2. Step 2: Convert to fraction form
    262,472,727.40/393,614,612.70 = 133,037,319.40/x
  3. Step 3: Cross multiply
    262,472,727.40x = 393,614,612.70 × 133,037,319.40
  4. Step 4: Simplify right side
    262,472,727.40x = 52,365,432,950,277,200
  5. Step 5: Solve for x
    x = 52,365,432,950,277,200/262,472,727.40
  6. Step 6: Final answer
    x = 199,508,091.64

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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.