Home / 3,648,281,510.88-5,034,493,605.24-1,977,494,779.80

Finding the Fourth Proportional to 3,648,281,510.88, 5,034,493,605.24 and 1,977,494,779.80

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Solution

The fourth proportional to 3,648,281,510.88, 5,034,493,605.24 and 1,977,494,779.80 is: 2,728,869,686.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648,281,510.88 : 5,034,493,605.24 = 1,977,494,779.80 : x
  2. Step 2: Convert to fraction form
    3,648,281,510.88/5,034,493,605.24 = 1,977,494,779.80/x
  3. Step 3: Cross multiply
    3,648,281,510.88x = 5,034,493,605.24 × 1,977,494,779.80
  4. Step 4: Simplify right side
    3,648,281,510.88x = 9,955,684,823,298,580,480
  5. Step 5: Solve for x
    x = 9,955,684,823,298,580,480/3,648,281,510.88
  6. Step 6: Final answer
    x = 2,728,869,686.62

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Double scale
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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.