Home / 89,151,970.32-133,705,512-34,545,817.08

Finding the Fourth Proportional to 89,151,970.32, 133,705,512 and 34,545,817.08

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Solution

The fourth proportional to 89,151,970.32, 133,705,512 and 34,545,817.08 is: 51,810,028.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,151,970.32 : 133,705,512 = 34,545,817.08 : x
  2. Step 2: Convert to fraction form
    89,151,970.32/133,705,512 = 34,545,817.08/x
  3. Step 3: Cross multiply
    89,151,970.32x = 133,705,512 × 34,545,817.08
  4. Step 4: Simplify right side
    89,151,970.32x = 4,618,966,160,139,745
  5. Step 5: Solve for x
    x = 4,618,966,160,139,745/89,151,970.32
  6. Step 6: Final answer
    x = 51,810,028.92

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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.