Home / 256,765,973.72-354,337,043.70-146,760,048.68

Finding the Fourth Proportional to 256,765,973.72, 354,337,043.70 and 146,760,048.68

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Solution

The fourth proportional to 256,765,973.72, 354,337,043.70 and 146,760,048.68 is: 202,528,867.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,765,973.72 : 354,337,043.70 = 146,760,048.68 : x
  2. Step 2: Convert to fraction form
    256,765,973.72/354,337,043.70 = 146,760,048.68/x
  3. Step 3: Cross multiply
    256,765,973.72x = 354,337,043.70 × 146,760,048.68
  4. Step 4: Simplify right side
    256,765,973.72x = 52,002,521,782,539,288
  5. Step 5: Solve for x
    x = 52,002,521,782,539,288/256,765,973.72
  6. Step 6: Final answer
    x = 202,528,867.16

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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.