Home / 9,864,911,298.80-14,797,366,948.20-7,772,840,658.20

Finding the Fourth Proportional to 9,864,911,298.80, 14,797,366,948.20 and 7,772,840,658.20

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Solution

The fourth proportional to 9,864,911,298.80, 14,797,366,948.20 and 7,772,840,658.20 is: 11,659,260,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,864,911,298.80 : 14,797,366,948.20 = 7,772,840,658.20 : x
  2. Step 2: Convert to fraction form
    9,864,911,298.80/14,797,366,948.20 = 7,772,840,658.20/x
  3. Step 3: Cross multiply
    9,864,911,298.80x = 14,797,366,948.20 × 7,772,840,658.20
  4. Step 4: Simplify right side
    9,864,911,298.80x = 115,017,575,449,273,810,944
  5. Step 5: Solve for x
    x = 115,017,575,449,273,810,944/9,864,911,298.80
  6. Step 6: Final answer
    x = 11,659,260,987.30

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Double scale
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Similar ratio
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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.