Home / 215,410,752,169.20-323,116,128,253.80-97,864,506,025.20

Finding the Fourth Proportional to 215,410,752,169.20, 323,116,128,253.80 and 97,864,506,025.20

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Solution

The fourth proportional to 215,410,752,169.20, 323,116,128,253.80 and 97,864,506,025.20 is: 146,796,759,037.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,410,752,169.20 : 323,116,128,253.80 = 97,864,506,025.20 : x
  2. Step 2: Convert to fraction form
    215,410,752,169.20/323,116,128,253.80 = 97,864,506,025.20/x
  3. Step 3: Cross multiply
    215,410,752,169.20x = 323,116,128,253.80 × 97,864,506,025.20
  4. Step 4: Simplify right side
    215,410,752,169.20x = 31,621,600,280,333,304,987,648
  5. Step 5: Solve for x
    x = 31,621,600,280,333,304,987,648/215,410,752,169.20
  6. Step 6: Final answer
    x = 146,796,759,037.80

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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.