Home / 5,280,768,390.20-7,921,152,585.30-1,600,456,796.60

Finding the Fourth Proportional to 5,280,768,390.20, 7,921,152,585.30 and 1,600,456,796.60

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Solution

The fourth proportional to 5,280,768,390.20, 7,921,152,585.30 and 1,600,456,796.60 is: 2,400,685,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,768,390.20 : 7,921,152,585.30 = 1,600,456,796.60 : x
  2. Step 2: Convert to fraction form
    5,280,768,390.20/7,921,152,585.30 = 1,600,456,796.60/x
  3. Step 3: Cross multiply
    5,280,768,390.20x = 7,921,152,585.30 × 1,600,456,796.60
  4. Step 4: Simplify right side
    5,280,768,390.20x = 12,677,462,492,049,045,504
  5. Step 5: Solve for x
    x = 12,677,462,492,049,045,504/5,280,768,390.20
  6. Step 6: Final answer
    x = 2,400,685,194.90

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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.