Home / 362,188,909.40-543,283,364.10-260,908,064.60

Finding the Fourth Proportional to 362,188,909.40, 543,283,364.10 and 260,908,064.60

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Solution

The fourth proportional to 362,188,909.40, 543,283,364.10 and 260,908,064.60 is: 391,362,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,188,909.40 : 543,283,364.10 = 260,908,064.60 : x
  2. Step 2: Convert to fraction form
    362,188,909.40/543,283,364.10 = 260,908,064.60/x
  3. Step 3: Cross multiply
    362,188,909.40x = 543,283,364.10 × 260,908,064.60
  4. Step 4: Simplify right side
    362,188,909.40x = 141,747,011,056,708,128
  5. Step 5: Solve for x
    x = 141,747,011,056,708,128/362,188,909.40
  6. Step 6: Final answer
    x = 391,362,096.90

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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.