Home / 2,465,286,810.40-3,697,930,215.60-828,967,578.40

Finding the Fourth Proportional to 2,465,286,810.40, 3,697,930,215.60 and 828,967,578.40

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Solution

The fourth proportional to 2,465,286,810.40, 3,697,930,215.60 and 828,967,578.40 is: 1,243,451,367.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465,286,810.40 : 3,697,930,215.60 = 828,967,578.40 : x
  2. Step 2: Convert to fraction form
    2,465,286,810.40/3,697,930,215.60 = 828,967,578.40/x
  3. Step 3: Cross multiply
    2,465,286,810.40x = 3,697,930,215.60 × 828,967,578.40
  4. Step 4: Simplify right side
    2,465,286,810.40x = 3,065,464,255,918,121,984
  5. Step 5: Solve for x
    x = 3,065,464,255,918,121,984/2,465,286,810.40
  6. Step 6: Final answer
    x = 1,243,451,367.60

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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.