Home / 1,576,199,985.20-2,364,523,926.60-485,569,329.20

Finding the Fourth Proportional to 1,576,199,985.20, 2,364,523,926.60 and 485,569,329.20

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Solution

The fourth proportional to 1,576,199,985.20, 2,364,523,926.60 and 485,569,329.20 is: 728,422,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,199,985.20 : 2,364,523,926.60 = 485,569,329.20 : x
  2. Step 2: Convert to fraction form
    1,576,199,985.20/2,364,523,926.60 = 485,569,329.20/x
  3. Step 3: Cross multiply
    1,576,199,985.20x = 2,364,523,926.60 × 485,569,329.20
  4. Step 4: Simplify right side
    1,576,199,985.20x = 1,148,140,296,916,512,000
  5. Step 5: Solve for x
    x = 1,148,140,296,916,512,000/1,576,199,985.20
  6. Step 6: Final answer
    x = 728,422,984.20

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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.