Home / 3,915,840,103.40-5,873,760,155.10-1,330,911,079.40

Finding the Fourth Proportional to 3,915,840,103.40, 5,873,760,155.10 and 1,330,911,079.40

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Solution

The fourth proportional to 3,915,840,103.40, 5,873,760,155.10 and 1,330,911,079.40 is: 1,996,366,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,840,103.40 : 5,873,760,155.10 = 1,330,911,079.40 : x
  2. Step 2: Convert to fraction form
    3,915,840,103.40/5,873,760,155.10 = 1,330,911,079.40/x
  3. Step 3: Cross multiply
    3,915,840,103.40x = 5,873,760,155.10 × 1,330,911,079.40
  4. Step 4: Simplify right side
    3,915,840,103.40x = 7,817,452,468,160,852,992
  5. Step 5: Solve for x
    x = 7,817,452,468,160,852,992/3,915,840,103.40
  6. Step 6: Final answer
    x = 1,996,366,619.10

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1.5x scale

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.