Home / 5,169,169,129.04-7,756,009,015.07-1,810,150,978.69

Finding the Fourth Proportional to 5,169,169,129.04, 7,756,009,015.07 and 1,810,150,978.69

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Solution

The fourth proportional to 5,169,169,129.04, 7,756,009,015.07 and 1,810,150,978.69 is: 2,716,016,241.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169,169,129.04 : 7,756,009,015.07 = 1,810,150,978.69 : x
  2. Step 2: Convert to fraction form
    5,169,169,129.04/7,756,009,015.07 = 1,810,150,978.69/x
  3. Step 3: Cross multiply
    5,169,169,129.04x = 7,756,009,015.07 × 1,810,150,978.69
  4. Step 4: Simplify right side
    5,169,169,129.04x = 14,039,547,309,327,046,656
  5. Step 5: Solve for x
    x = 14,039,547,309,327,046,656/5,169,169,129.04
  6. Step 6: Final answer
    x = 2,716,016,241.46

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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.