Home / 1,158,701,619.20-1,738,360,358.40-503,371,443.20

Finding the Fourth Proportional to 1,158,701,619.20, 1,738,360,358.40 and 503,371,443.20

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Solution

The fourth proportional to 1,158,701,619.20, 1,738,360,358.40 and 503,371,443.20 is: 755,190,937.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,701,619.20 : 1,738,360,358.40 = 503,371,443.20 : x
  2. Step 2: Convert to fraction form
    1,158,701,619.20/1,738,360,358.40 = 503,371,443.20/x
  3. Step 3: Cross multiply
    1,158,701,619.20x = 1,738,360,358.40 × 503,371,443.20
  4. Step 4: Simplify right side
    1,158,701,619.20x = 875,040,962,409,477,248
  5. Step 5: Solve for x
    x = 875,040,962,409,477,248/1,158,701,619.20
  6. Step 6: Final answer
    x = 755,190,937.78

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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.