Home / 88,989,654.84-122,818,165.04-64,289,754.60

Finding the Fourth Proportional to 88,989,654.84, 122,818,165.04 and 64,289,754.60

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Solution

The fourth proportional to 88,989,654.84, 122,818,165.04 and 64,289,754.60 is: 88,728,849.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,989,654.84 : 122,818,165.04 = 64,289,754.60 : x
  2. Step 2: Convert to fraction form
    88,989,654.84/122,818,165.04 = 64,289,754.60/x
  3. Step 3: Cross multiply
    88,989,654.84x = 122,818,165.04 × 64,289,754.60
  4. Step 4: Simplify right side
    88,989,654.84x = 7,895,949,690,843,900
  5. Step 5: Solve for x
    x = 7,895,949,690,843,900/88,989,654.84
  6. Step 6: Final answer
    x = 88,728,849.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.