Home / 559,560,003.40-839,340,005.10-355,486,659.40

Finding the Fourth Proportional to 559,560,003.40, 839,340,005.10 and 355,486,659.40

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Solution

The fourth proportional to 559,560,003.40, 839,340,005.10 and 355,486,659.40 is: 533,229,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,560,003.40 : 839,340,005.10 = 355,486,659.40 : x
  2. Step 2: Convert to fraction form
    559,560,003.40/839,340,005.10 = 355,486,659.40/x
  3. Step 3: Cross multiply
    559,560,003.40x = 839,340,005.10 × 355,486,659.40
  4. Step 4: Simplify right side
    559,560,003.40x = 298,374,174,513,777,920
  5. Step 5: Solve for x
    x = 298,374,174,513,777,920/559,560,003.40
  6. Step 6: Final answer
    x = 533,229,989.10

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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.