Home / 357,130,211,493.25-535,772,887,654.30-130,489,299,414.61

Finding the Fourth Proportional to 357,130,211,493.25, 535,772,887,654.30 and 130,489,299,414.61

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Solution

The fourth proportional to 357,130,211,493.25, 535,772,887,654.30 and 130,489,299,414.61 is: 195,762,292,030.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,130,211,493.25 : 535,772,887,654.30 = 130,489,299,414.61 : x
  2. Step 2: Convert to fraction form
    357,130,211,493.25/535,772,887,654.30 = 130,489,299,414.61/x
  3. Step 3: Cross multiply
    357,130,211,493.25x = 535,772,887,654.30 × 130,489,299,414.61
  4. Step 4: Simplify right side
    357,130,211,493.25x = 69,912,628,755,352,160,043,008
  5. Step 5: Solve for x
    x = 69,912,628,755,352,160,043,008/357,130,211,493.25
  6. Step 6: Final answer
    x = 195,762,292,030.77

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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.