Home / 89,992,009.84-135,037,157-38,168,551.60

Finding the Fourth Proportional to 89,992,009.84, 135,037,157 and 38,168,551.60

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Solution

The fourth proportional to 89,992,009.84, 135,037,157 and 38,168,551.60 is: 57,273,670.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,992,009.84 : 135,037,157 = 38,168,551.60 : x
  2. Step 2: Convert to fraction form
    89,992,009.84/135,037,157 = 38,168,551.60/x
  3. Step 3: Cross multiply
    89,992,009.84x = 135,037,157 × 38,168,551.60
  4. Step 4: Simplify right side
    89,992,009.84x = 5,154,172,694,871,801
  5. Step 5: Solve for x
    x = 5,154,172,694,871,801/89,992,009.84
  6. Step 6: Final answer
    x = 57,273,670.23

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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.