Home / 5,312,078,410.60-7,968,117,615.90-1,631,577,860.20

Finding the Fourth Proportional to 5,312,078,410.60, 7,968,117,615.90 and 1,631,577,860.20

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Solution

The fourth proportional to 5,312,078,410.60, 7,968,117,615.90 and 1,631,577,860.20 is: 2,447,366,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312,078,410.60 : 7,968,117,615.90 = 1,631,577,860.20 : x
  2. Step 2: Convert to fraction form
    5,312,078,410.60/7,968,117,615.90 = 1,631,577,860.20/x
  3. Step 3: Cross multiply
    5,312,078,410.60x = 7,968,117,615.90 × 1,631,577,860.20
  4. Step 4: Simplify right side
    5,312,078,410.60x = 13,000,604,289,572,046,848
  5. Step 5: Solve for x
    x = 13,000,604,289,572,046,848/5,312,078,410.60
  6. Step 6: Final answer
    x = 2,447,366,790.30

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Double scale
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Similar ratio
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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.