Home / 611,827,393.60-917,087,598.37-348,945,969.52

Finding the Fourth Proportional to 611,827,393.60, 917,087,598.37 and 348,945,969.52

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Solution

The fourth proportional to 611,827,393.60, 917,087,598.37 and 348,945,969.52 is: 523,046,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,827,393.60 : 917,087,598.37 = 348,945,969.52 : x
  2. Step 2: Convert to fraction form
    611,827,393.60/917,087,598.37 = 348,945,969.52/x
  3. Step 3: Cross multiply
    611,827,393.60x = 917,087,598.37 × 348,945,969.52
  4. Step 4: Simplify right side
    611,827,393.60x = 320,014,021,147,988,032
  5. Step 5: Solve for x
    x = 320,014,021,147,988,032/611,827,393.60
  6. Step 6: Final answer
    x = 523,046,245.55

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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.