Home / 362,896,253.40-543,996,015.30-120,434,352.60

Finding the Fourth Proportional to 362,896,253.40, 543,996,015.30 and 120,434,352.60

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Solution

The fourth proportional to 362,896,253.40, 543,996,015.30 and 120,434,352.60 is: 180,535,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,896,253.40 : 543,996,015.30 = 120,434,352.60 : x
  2. Step 2: Convert to fraction form
    362,896,253.40/543,996,015.30 = 120,434,352.60/x
  3. Step 3: Cross multiply
    362,896,253.40x = 543,996,015.30 × 120,434,352.60
  4. Step 4: Simplify right side
    362,896,253.40x = 65,515,807,919,635,184
  5. Step 5: Solve for x
    x = 65,515,807,919,635,184/362,896,253.40
  6. Step 6: Final answer
    x = 180,535,917.10

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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.