Home / 10,203,840,195.20-15,305,760,292.80-7,736,820,214.40

Finding the Fourth Proportional to 10,203,840,195.20, 15,305,760,292.80 and 7,736,820,214.40

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Solution

The fourth proportional to 10,203,840,195.20, 15,305,760,292.80 and 7,736,820,214.40 is: 11,605,230,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203,840,195.20 : 15,305,760,292.80 = 7,736,820,214.40 : x
  2. Step 2: Convert to fraction form
    10,203,840,195.20/15,305,760,292.80 = 7,736,820,214.40/x
  3. Step 3: Cross multiply
    10,203,840,195.20x = 15,305,760,292.80 × 7,736,820,214.40
  4. Step 4: Simplify right side
    10,203,840,195.20x = 118,417,915,630,095,892,480
  5. Step 5: Solve for x
    x = 118,417,915,630,095,892,480/10,203,840,195.20
  6. Step 6: Final answer
    x = 11,605,230,321.60

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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.