Home / 5,458,762,480.80-8,188,143,721.20-3,620,590,730.40

Finding the Fourth Proportional to 5,458,762,480.80, 8,188,143,721.20 and 3,620,590,730.40

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Solution

The fourth proportional to 5,458,762,480.80, 8,188,143,721.20 and 3,620,590,730.40 is: 5,430,886,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458,762,480.80 : 8,188,143,721.20 = 3,620,590,730.40 : x
  2. Step 2: Convert to fraction form
    5,458,762,480.80/8,188,143,721.20 = 3,620,590,730.40/x
  3. Step 3: Cross multiply
    5,458,762,480.80x = 8,188,143,721.20 × 3,620,590,730.40
  4. Step 4: Simplify right side
    5,458,762,480.80x = 29,645,917,256,159,682,560
  5. Step 5: Solve for x
    x = 29,645,917,256,159,682,560/5,458,762,480.80
  6. Step 6: Final answer
    x = 5,430,886,095.60

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1.5x scale

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.