Home / 5,149,656,579.60-7,724,484,869.40-2,662,512,699.60

Finding the Fourth Proportional to 5,149,656,579.60, 7,724,484,869.40 and 2,662,512,699.60

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Solution

The fourth proportional to 5,149,656,579.60, 7,724,484,869.40 and 2,662,512,699.60 is: 3,993,769,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149,656,579.60 : 7,724,484,869.40 = 2,662,512,699.60 : x
  2. Step 2: Convert to fraction form
    5,149,656,579.60/7,724,484,869.40 = 2,662,512,699.60/x
  3. Step 3: Cross multiply
    5,149,656,579.60x = 7,724,484,869.40 × 2,662,512,699.60
  4. Step 4: Simplify right side
    5,149,656,579.60x = 20,566,539,062,645,547,008
  5. Step 5: Solve for x
    x = 20,566,539,062,645,547,008/5,149,656,579.60
  6. Step 6: Final answer
    x = 3,993,769,049.40

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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.