Home / 4,205,439,500.85-5,805,293,521.93-2,620,314,623.72

Finding the Fourth Proportional to 4,205,439,500.85, 5,805,293,521.93 and 2,620,314,623.72

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Solution

The fourth proportional to 4,205,439,500.85, 5,805,293,521.93 and 2,620,314,623.72 is: 3,617,147,626.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205,439,500.85 : 5,805,293,521.93 = 2,620,314,623.72 : x
  2. Step 2: Convert to fraction form
    4,205,439,500.85/5,805,293,521.93 = 2,620,314,623.72/x
  3. Step 3: Cross multiply
    4,205,439,500.85x = 5,805,293,521.93 × 2,620,314,623.72
  4. Step 4: Simplify right side
    4,205,439,500.85x = 15,211,695,510,508,122,112
  5. Step 5: Solve for x
    x = 15,211,695,510,508,122,112/4,205,439,500.85
  6. Step 6: Final answer
    x = 3,617,147,626.89

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1.5x scale

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.