Home / 2,828,909,898.60-4,243,364,847.90-2,140,162,362.60

Finding the Fourth Proportional to 2,828,909,898.60, 4,243,364,847.90 and 2,140,162,362.60

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Solution

The fourth proportional to 2,828,909,898.60, 4,243,364,847.90 and 2,140,162,362.60 is: 3,210,243,543.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,909,898.60 : 4,243,364,847.90 = 2,140,162,362.60 : x
  2. Step 2: Convert to fraction form
    2,828,909,898.60/4,243,364,847.90 = 2,140,162,362.60/x
  3. Step 3: Cross multiply
    2,828,909,898.60x = 4,243,364,847.90 × 2,140,162,362.60
  4. Step 4: Simplify right side
    2,828,909,898.60x = 9,081,489,738,255,453,184
  5. Step 5: Solve for x
    x = 9,081,489,738,255,453,184/2,828,909,898.60
  6. Step 6: Final answer
    x = 3,210,243,543.90

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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.