Home / 108,625,945.08-149,842,449.72-64,587,146.16

Finding the Fourth Proportional to 108,625,945.08, 149,842,449.72 and 64,587,146.16

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Solution

The fourth proportional to 108,625,945.08, 149,842,449.72 and 64,587,146.16 is: 89,093,781.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,625,945.08 : 149,842,449.72 = 64,587,146.16 : x
  2. Step 2: Convert to fraction form
    108,625,945.08/149,842,449.72 = 64,587,146.16/x
  3. Step 3: Cross multiply
    108,625,945.08x = 149,842,449.72 × 64,587,146.16
  4. Step 4: Simplify right side
    108,625,945.08x = 9,677,896,201,038,090
  5. Step 5: Solve for x
    x = 9,677,896,201,038,090/108,625,945.08
  6. Step 6: Final answer
    x = 89,093,781.36

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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.