Home / 266,223,529.20-399,335,293.80-122,896,297.20

Finding the Fourth Proportional to 266,223,529.20, 399,335,293.80 and 122,896,297.20

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Solution

The fourth proportional to 266,223,529.20, 399,335,293.80 and 122,896,297.20 is: 184,344,445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,223,529.20 : 399,335,293.80 = 122,896,297.20 : x
  2. Step 2: Convert to fraction form
    266,223,529.20/399,335,293.80 = 122,896,297.20/x
  3. Step 3: Cross multiply
    266,223,529.20x = 399,335,293.80 × 122,896,297.20
  4. Step 4: Simplify right side
    266,223,529.20x = 49,076,828,949,294,120
  5. Step 5: Solve for x
    x = 49,076,828,949,294,120/266,223,529.20
  6. Step 6: Final answer
    x = 184,344,445.80

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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.