Home / 262,358,785.80-393,776,124.30-133,056,347.40

Finding the Fourth Proportional to 262,358,785.80, 393,776,124.30 and 133,056,347.40

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Solution

The fourth proportional to 262,358,785.80, 393,776,124.30 and 133,056,347.40 is: 199,705,196.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,358,785.80 : 393,776,124.30 = 133,056,347.40 : x
  2. Step 2: Convert to fraction form
    262,358,785.80/393,776,124.30 = 133,056,347.40/x
  3. Step 3: Cross multiply
    262,358,785.80x = 393,776,124.30 × 133,056,347.40
  4. Step 4: Simplify right side
    262,358,785.80x = 52,394,412,792,686,384
  5. Step 5: Solve for x
    x = 52,394,412,792,686,384/262,358,785.80
  6. Step 6: Final answer
    x = 199,705,196.20

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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.