Home / 1,815,539,812.40-2,723,309,718.60-1,815,539,812.40

Finding the Fourth Proportional to 1,815,539,812.40, 2,723,309,718.60 and 1,815,539,812.40

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Solution

The fourth proportional to 1,815,539,812.40, 2,723,309,718.60 and 1,815,539,812.40 is: 2,723,309,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,539,812.40 : 2,723,309,718.60 = 1,815,539,812.40 : x
  2. Step 2: Convert to fraction form
    1,815,539,812.40/2,723,309,718.60 = 1,815,539,812.40/x
  3. Step 3: Cross multiply
    1,815,539,812.40x = 2,723,309,718.60 × 1,815,539,812.40
  4. Step 4: Simplify right side
    1,815,539,812.40x = 4,944,277,215,614,140,416
  5. Step 5: Solve for x
    x = 4,944,277,215,614,140,416/1,815,539,812.40
  6. Step 6: Final answer
    x = 2,723,309,718.60

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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.