Home / 89,057,232.18-133,631,555.76-42,423,529.86

Finding the Fourth Proportional to 89,057,232.18, 133,631,555.76 and 42,423,529.86

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Solution

The fourth proportional to 89,057,232.18, 133,631,555.76 and 42,423,529.86 is: 63,657,068.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,057,232.18 : 133,631,555.76 = 42,423,529.86 : x
  2. Step 2: Convert to fraction form
    89,057,232.18/133,631,555.76 = 42,423,529.86/x
  3. Step 3: Cross multiply
    89,057,232.18x = 133,631,555.76 × 42,423,529.86
  4. Step 4: Simplify right side
    89,057,232.18x = 5,669,122,296,022,615
  5. Step 5: Solve for x
    x = 5,669,122,296,022,615/89,057,232.18
  6. Step 6: Final answer
    x = 63,657,068.13

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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.