Home / 778,842,497.40-1,168,263,746.10-226,143,857.40

Finding the Fourth Proportional to 778,842,497.40, 1,168,263,746.10 and 226,143,857.40

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Solution

The fourth proportional to 778,842,497.40, 1,168,263,746.10 and 226,143,857.40 is: 339,215,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,842,497.40 : 1,168,263,746.10 = 226,143,857.40 : x
  2. Step 2: Convert to fraction form
    778,842,497.40/1,168,263,746.10 = 226,143,857.40/x
  3. Step 3: Cross multiply
    778,842,497.40x = 1,168,263,746.10 × 226,143,857.40
  4. Step 4: Simplify right side
    778,842,497.40x = 264,195,670,003,628,192
  5. Step 5: Solve for x
    x = 264,195,670,003,628,192/778,842,497.40
  6. Step 6: Final answer
    x = 339,215,786.10

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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.