Home / 89,163,277.80-133,744,916.70-64,850,836.20

Finding the Fourth Proportional to 89,163,277.80, 133,744,916.70 and 64,850,836.20

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Solution

The fourth proportional to 89,163,277.80, 133,744,916.70 and 64,850,836.20 is: 97,276,254.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,163,277.80 : 133,744,916.70 = 64,850,836.20 : x
  2. Step 2: Convert to fraction form
    89,163,277.80/133,744,916.70 = 64,850,836.20/x
  3. Step 3: Cross multiply
    89,163,277.80x = 133,744,916.70 × 64,850,836.20
  4. Step 4: Simplify right side
    89,163,277.80x = 8,673,469,685,494,345
  5. Step 5: Solve for x
    x = 8,673,469,685,494,345/89,163,277.80
  6. Step 6: Final answer
    x = 97,276,254.30

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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.