Home / 362,188,903.40-543,283,355.10-260,908,058.60

Finding the Fourth Proportional to 362,188,903.40, 543,283,355.10 and 260,908,058.60

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Solution

The fourth proportional to 362,188,903.40, 543,283,355.10 and 260,908,058.60 is: 391,362,087.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,188,903.40 : 543,283,355.10 = 260,908,058.60 : x
  2. Step 2: Convert to fraction form
    362,188,903.40/543,283,355.10 = 260,908,058.60/x
  3. Step 3: Cross multiply
    362,188,903.40x = 543,283,355.10 × 260,908,058.60
  4. Step 4: Simplify right side
    362,188,903.40x = 141,747,005,448,835,408
  5. Step 5: Solve for x
    x = 141,747,005,448,835,408/362,188,903.40
  6. Step 6: Final answer
    x = 391,362,087.90

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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.