Home / 89,885,644.80-134,828,467.20-88,989,849.60

Finding the Fourth Proportional to 89,885,644.80, 134,828,467.20 and 88,989,849.60

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Solution

The fourth proportional to 89,885,644.80, 134,828,467.20 and 88,989,849.60 is: 133,484,774.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,885,644.80 : 134,828,467.20 = 88,989,849.60 : x
  2. Step 2: Convert to fraction form
    89,885,644.80/134,828,467.20 = 88,989,849.60/x
  3. Step 3: Cross multiply
    89,885,644.80x = 134,828,467.20 × 88,989,849.60
  4. Step 4: Simplify right side
    89,885,644.80x = 11,998,365,017,926,532
  5. Step 5: Solve for x
    x = 11,998,365,017,926,532/89,885,644.80
  6. Step 6: Final answer
    x = 133,484,774.40

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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.