Home / 124,139,577.34-171,317,931.76-69,135,433.66

Finding the Fourth Proportional to 124,139,577.34, 171,317,931.76 and 69,135,433.66

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Solution

The fourth proportional to 124,139,577.34, 171,317,931.76 and 69,135,433.66 is: 95,409,858.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,139,577.34 : 171,317,931.76 = 69,135,433.66 : x
  2. Step 2: Convert to fraction form
    124,139,577.34/171,317,931.76 = 69,135,433.66/x
  3. Step 3: Cross multiply
    124,139,577.34x = 171,317,931.76 × 69,135,433.66
  4. Step 4: Simplify right side
    124,139,577.34x = 11,844,139,505,961,886
  5. Step 5: Solve for x
    x = 11,844,139,505,961,886/124,139,577.34
  6. Step 6: Final answer
    x = 95,409,858.48

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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.