Home / 228,136,477.34-314,828,422.14-123,714,520.58

Finding the Fourth Proportional to 228,136,477.34, 314,828,422.14 and 123,714,520.58

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Solution

The fourth proportional to 228,136,477.34, 314,828,422.14 and 123,714,520.58 is: 170,726,083.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,136,477.34 : 314,828,422.14 = 123,714,520.58 : x
  2. Step 2: Convert to fraction form
    228,136,477.34/314,828,422.14 = 123,714,520.58/x
  3. Step 3: Cross multiply
    228,136,477.34x = 314,828,422.14 × 123,714,520.58
  4. Step 4: Simplify right side
    228,136,477.34x = 38,948,847,310,007,952
  5. Step 5: Solve for x
    x = 38,948,847,310,007,952/228,136,477.34
  6. Step 6: Final answer
    x = 170,726,083.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.