Home / 161,368,403.88-241,869,129.48-141,899,477.16

Finding the Fourth Proportional to 161,368,403.88, 241,869,129.48 and 141,899,477.16

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Solution

The fourth proportional to 161,368,403.88, 241,869,129.48 and 141,899,477.16 is: 212,687,875.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,368,403.88 : 241,869,129.48 = 141,899,477.16 : x
  2. Step 2: Convert to fraction form
    161,368,403.88/241,869,129.48 = 141,899,477.16/x
  3. Step 3: Cross multiply
    161,368,403.88x = 241,869,129.48 × 141,899,477.16
  4. Step 4: Simplify right side
    161,368,403.88x = 34,321,103,014,356,340
  5. Step 5: Solve for x
    x = 34,321,103,014,356,340/161,368,403.88
  6. Step 6: Final answer
    x = 212,687,875.63

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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.