Home / 2,787,301,808.40-4,180,952,712.60-1,547,556,243.60

Finding the Fourth Proportional to 2,787,301,808.40, 4,180,952,712.60 and 1,547,556,243.60

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Solution

The fourth proportional to 2,787,301,808.40, 4,180,952,712.60 and 1,547,556,243.60 is: 2,321,334,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,301,808.40 : 4,180,952,712.60 = 1,547,556,243.60 : x
  2. Step 2: Convert to fraction form
    2,787,301,808.40/4,180,952,712.60 = 1,547,556,243.60/x
  3. Step 3: Cross multiply
    2,787,301,808.40x = 4,180,952,712.60 × 1,547,556,243.60
  4. Step 4: Simplify right side
    2,787,301,808.40x = 6,470,259,474,580,486,144
  5. Step 5: Solve for x
    x = 6,470,259,474,580,486,144/2,787,301,808.40
  6. Step 6: Final answer
    x = 2,321,334,365.40

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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.