Home / 149,114,314.16-205,601,677.48-102,094,188.56

Finding the Fourth Proportional to 149,114,314.16, 205,601,677.48 and 102,094,188.56

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Solution

The fourth proportional to 149,114,314.16, 205,601,677.48 and 102,094,188.56 is: 140,769,426.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,114,314.16 : 205,601,677.48 = 102,094,188.56 : x
  2. Step 2: Convert to fraction form
    149,114,314.16/205,601,677.48 = 102,094,188.56/x
  3. Step 3: Cross multiply
    149,114,314.16x = 205,601,677.48 × 102,094,188.56
  4. Step 4: Simplify right side
    149,114,314.16x = 20,990,736,428,895,424
  5. Step 5: Solve for x
    x = 20,990,736,428,895,424/149,114,314.16
  6. Step 6: Final answer
    x = 140,769,426.11

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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.