Home / 557,239,489.02-835,859,388.90-163,766,294.15

Finding the Fourth Proportional to 557,239,489.02, 835,859,388.90 and 163,766,294.15

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Solution

The fourth proportional to 557,239,489.02, 835,859,388.90 and 163,766,294.15 is: 245,649,486.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,239,489.02 : 835,859,388.90 = 163,766,294.15 : x
  2. Step 2: Convert to fraction form
    557,239,489.02/835,859,388.90 = 163,766,294.15/x
  3. Step 3: Cross multiply
    557,239,489.02x = 835,859,388.90 × 163,766,294.15
  4. Step 4: Simplify right side
    557,239,489.02x = 136,885,594,546,457,360
  5. Step 5: Solve for x
    x = 136,885,594,546,457,360/557,239,489.02
  6. Step 6: Final answer
    x = 245,649,486.88

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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.