Home / 149,610,322.08-206,460,232.02-83,531,832.12

Finding the Fourth Proportional to 149,610,322.08, 206,460,232.02 and 83,531,832.12

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Solution

The fourth proportional to 149,610,322.08, 206,460,232.02 and 83,531,832.12 is: 115,272,804.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,610,322.08 : 206,460,232.02 = 83,531,832.12 : x
  2. Step 2: Convert to fraction form
    149,610,322.08/206,460,232.02 = 83,531,832.12/x
  3. Step 3: Cross multiply
    149,610,322.08x = 206,460,232.02 × 83,531,832.12
  4. Step 4: Simplify right side
    149,610,322.08x = 17,246,001,440,550,890
  5. Step 5: Solve for x
    x = 17,246,001,440,550,890/149,610,322.08
  6. Step 6: Final answer
    x = 115,272,804.72

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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.