Home / 89,686,466.43-123,767,322.94-48,433,355.16

Finding the Fourth Proportional to 89,686,466.43, 123,767,322.94 and 48,433,355.16

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Solution

The fourth proportional to 89,686,466.43, 123,767,322.94 and 48,433,355.16 is: 66,838,029.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,686,466.43 : 123,767,322.94 = 48,433,355.16 : x
  2. Step 2: Convert to fraction form
    89,686,466.43/123,767,322.94 = 48,433,355.16/x
  3. Step 3: Cross multiply
    89,686,466.43x = 123,767,322.94 × 48,433,355.16
  4. Step 4: Simplify right side
    89,686,466.43x = 5,994,466,709,155,435
  5. Step 5: Solve for x
    x = 5,994,466,709,155,435/89,686,466.43
  6. Step 6: Final answer
    x = 66,838,029.72

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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.