Home / 988,410,027.99-1,364,002,095.46-542,380,853.87

Finding the Fourth Proportional to 988,410,027.99, 1,364,002,095.46 and 542,380,853.87

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Solution

The fourth proportional to 988,410,027.99, 1,364,002,095.46 and 542,380,853.87 is: 748,483,524.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,410,027.99 : 1,364,002,095.46 = 542,380,853.87 : x
  2. Step 2: Convert to fraction form
    988,410,027.99/1,364,002,095.46 = 542,380,853.87/x
  3. Step 3: Cross multiply
    988,410,027.99x = 1,364,002,095.46 × 542,380,853.87
  4. Step 4: Simplify right side
    988,410,027.99x = 739,808,621,207,888,128
  5. Step 5: Solve for x
    x = 739,808,621,207,888,128/988,410,027.99
  6. Step 6: Final answer
    x = 748,483,524.30

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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.