Home / 492,998,982.40-739,498,473.60-349,671,750.40

Finding the Fourth Proportional to 492,998,982.40, 739,498,473.60 and 349,671,750.40

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Solution

The fourth proportional to 492,998,982.40, 739,498,473.60 and 349,671,750.40 is: 524,507,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,998,982.40 : 739,498,473.60 = 349,671,750.40 : x
  2. Step 2: Convert to fraction form
    492,998,982.40/739,498,473.60 = 349,671,750.40/x
  3. Step 3: Cross multiply
    492,998,982.40x = 739,498,473.60 × 349,671,750.40
  4. Step 4: Simplify right side
    492,998,982.40x = 258,581,725,681,840,192
  5. Step 5: Solve for x
    x = 258,581,725,681,840,192/492,998,982.40
  6. Step 6: Final answer
    x = 524,507,625.60

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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.