Home / 118,834,202.40-178,251,303.60-118,078,375.20

Finding the Fourth Proportional to 118,834,202.40, 178,251,303.60 and 118,078,375.20

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Solution

The fourth proportional to 118,834,202.40, 178,251,303.60 and 118,078,375.20 is: 177,117,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,834,202.40 : 178,251,303.60 = 118,078,375.20 : x
  2. Step 2: Convert to fraction form
    118,834,202.40/178,251,303.60 = 118,078,375.20/x
  3. Step 3: Cross multiply
    118,834,202.40x = 178,251,303.60 × 118,078,375.20
  4. Step 4: Simplify right side
    118,834,202.40x = 21,047,624,306,369,912
  5. Step 5: Solve for x
    x = 21,047,624,306,369,912/118,834,202.40
  6. Step 6: Final answer
    x = 177,117,562.80

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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.