Home / 140,082,134.44-193,311,327.64-77,360,886.32

Finding the Fourth Proportional to 140,082,134.44, 193,311,327.64 and 77,360,886.32

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Solution

The fourth proportional to 140,082,134.44, 193,311,327.64 and 77,360,886.32 is: 106,756,908.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,082,134.44 : 193,311,327.64 = 77,360,886.32 : x
  2. Step 2: Convert to fraction form
    140,082,134.44/193,311,327.64 = 77,360,886.32/x
  3. Step 3: Cross multiply
    140,082,134.44x = 193,311,327.64 × 77,360,886.32
  4. Step 4: Simplify right side
    140,082,134.44x = 14,954,735,641,926,312
  5. Step 5: Solve for x
    x = 14,954,735,641,926,312/140,082,134.44
  6. Step 6: Final answer
    x = 106,756,908.74

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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.