Home / 258,206,644.56-356,325,301.20-146,697,678.32

Finding the Fourth Proportional to 258,206,644.56, 356,325,301.20 and 146,697,678.32

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Solution

The fourth proportional to 258,206,644.56, 356,325,301.20 and 146,697,678.32 is: 202,442,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,206,644.56 : 356,325,301.20 = 146,697,678.32 : x
  2. Step 2: Convert to fraction form
    258,206,644.56/356,325,301.20 = 146,697,678.32/x
  3. Step 3: Cross multiply
    258,206,644.56x = 356,325,301.20 × 146,697,678.32
  4. Step 4: Simplify right side
    258,206,644.56x = 52,272,094,412,714,704
  5. Step 5: Solve for x
    x = 52,272,094,412,714,704/258,206,644.56
  6. Step 6: Final answer
    x = 202,442,870.91

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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.