Home / 89,035,281.60-133,552,922.40-73,729,780.80

Finding the Fourth Proportional to 89,035,281.60, 133,552,922.40 and 73,729,780.80

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Solution

The fourth proportional to 89,035,281.60, 133,552,922.40 and 73,729,780.80 is: 110,594,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,035,281.60 : 133,552,922.40 = 73,729,780.80 : x
  2. Step 2: Convert to fraction form
    89,035,281.60/133,552,922.40 = 73,729,780.80/x
  3. Step 3: Cross multiply
    89,035,281.60x = 133,552,922.40 × 73,729,780.80
  4. Step 4: Simplify right side
    89,035,281.60x = 9,846,827,693,751,410
  5. Step 5: Solve for x
    x = 9,846,827,693,751,410/89,035,281.60
  6. Step 6: Final answer
    x = 110,594,671.20

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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.