Home / 2,109,489,767.96-3,163,926,641.23-615,119,748.37

Finding the Fourth Proportional to 2,109,489,767.96, 3,163,926,641.23 and 615,119,748.37

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Solution

The fourth proportional to 2,109,489,767.96, 3,163,926,641.23 and 615,119,748.37 is: 922,589,807.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,489,767.96 : 3,163,926,641.23 = 615,119,748.37 : x
  2. Step 2: Convert to fraction form
    2,109,489,767.96/3,163,926,641.23 = 615,119,748.37/x
  3. Step 3: Cross multiply
    2,109,489,767.96x = 3,163,926,641.23 × 615,119,748.37
  4. Step 4: Simplify right side
    2,109,489,767.96x = 1,946,193,759,407,488,000
  5. Step 5: Solve for x
    x = 1,946,193,759,407,488,000/2,109,489,767.96
  6. Step 6: Final answer
    x = 922,589,807.72

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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.