Home / 703,536,005.80-1,055,304,008.70-590,665,810.60

Finding the Fourth Proportional to 703,536,005.80, 1,055,304,008.70 and 590,665,810.60

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Solution

The fourth proportional to 703,536,005.80, 1,055,304,008.70 and 590,665,810.60 is: 885,998,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,536,005.80 : 1,055,304,008.70 = 590,665,810.60 : x
  2. Step 2: Convert to fraction form
    703,536,005.80/1,055,304,008.70 = 590,665,810.60/x
  3. Step 3: Cross multiply
    703,536,005.80x = 1,055,304,008.70 × 590,665,810.60
  4. Step 4: Simplify right side
    703,536,005.80x = 623,331,997,728,215,040
  5. Step 5: Solve for x
    x = 623,331,997,728,215,040/703,536,005.80
  6. Step 6: Final answer
    x = 885,998,715.90

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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.