Home / 611,827,391.13-917,087,594.64-348,945,967.05

Finding the Fourth Proportional to 611,827,391.13, 917,087,594.64 and 348,945,967.05

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Solution

The fourth proportional to 611,827,391.13, 917,087,594.64 and 348,945,967.05 is: 523,046,241.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,827,391.13 : 917,087,594.64 = 348,945,967.05 : x
  2. Step 2: Convert to fraction form
    611,827,391.13/917,087,594.64 = 348,945,967.05/x
  3. Step 3: Cross multiply
    611,827,391.13x = 917,087,594.64 × 348,945,967.05
  4. Step 4: Simplify right side
    611,827,391.13x = 320,014,017,581,213,184
  5. Step 5: Solve for x
    x = 320,014,017,581,213,184/611,827,391.13
  6. Step 6: Final answer
    x = 523,046,241.83

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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.