Home / 203,165,143.36-304,828,464.48-65,012,036.38

Finding the Fourth Proportional to 203,165,143.36, 304,828,464.48 and 65,012,036.38

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Solution

The fourth proportional to 203,165,143.36, 304,828,464.48 and 65,012,036.38 is: 97,543,894.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,165,143.36 : 304,828,464.48 = 65,012,036.38 : x
  2. Step 2: Convert to fraction form
    203,165,143.36/304,828,464.48 = 65,012,036.38/x
  3. Step 3: Cross multiply
    203,165,143.36x = 304,828,464.48 × 65,012,036.38
  4. Step 4: Simplify right side
    203,165,143.36x = 19,817,519,222,433,300
  5. Step 5: Solve for x
    x = 19,817,519,222,433,300/203,165,143.36
  6. Step 6: Final answer
    x = 97,543,894.07

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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.