Home / 89,291,335.64-133,868,878.40-40,735,232.24

Finding the Fourth Proportional to 89,291,335.64, 133,868,878.40 and 40,735,232.24

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Solution

The fourth proportional to 89,291,335.64, 133,868,878.40 and 40,735,232.24 is: 61,071,769.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,291,335.64 : 133,868,878.40 = 40,735,232.24 : x
  2. Step 2: Convert to fraction form
    89,291,335.64/133,868,878.40 = 40,735,232.24/x
  3. Step 3: Cross multiply
    89,291,335.64x = 133,868,878.40 × 40,735,232.24
  4. Step 4: Simplify right side
    89,291,335.64x = 5,453,179,850,764,813
  5. Step 5: Solve for x
    x = 5,453,179,850,764,813/89,291,335.64
  6. Step 6: Final answer
    x = 61,071,769.30

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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.