Home / 1,158,828,884.20-1,738,551,255.90-503,498,708.20

Finding the Fourth Proportional to 1,158,828,884.20, 1,738,551,255.90 and 503,498,708.20

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Solution

The fourth proportional to 1,158,828,884.20, 1,738,551,255.90 and 503,498,708.20 is: 755,381,854.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,828,884.20 : 1,738,551,255.90 = 503,498,708.20 : x
  2. Step 2: Convert to fraction form
    1,158,828,884.20/1,738,551,255.90 = 503,498,708.20/x
  3. Step 3: Cross multiply
    1,158,828,884.20x = 1,738,551,255.90 × 503,498,708.20
  4. Step 4: Simplify right side
    1,158,828,884.20x = 875,358,311,485,137,664
  5. Step 5: Solve for x
    x = 875,358,311,485,137,664/1,158,828,884.20
  6. Step 6: Final answer
    x = 755,381,854.41

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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.