Home / 668,272,632,348.96-922,216,332,127.40-363,780,599,889.60

Finding the Fourth Proportional to 668,272,632,348.96, 922,216,332,127.40 and 363,780,599,889.60

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Solution

The fourth proportional to 668,272,632,348.96, 922,216,332,127.40 and 363,780,599,889.60 is: 502,017,282,003.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,272,632,348.96 : 922,216,332,127.40 = 363,780,599,889.60 : x
  2. Step 2: Convert to fraction form
    668,272,632,348.96/922,216,332,127.40 = 363,780,599,889.60/x
  3. Step 3: Cross multiply
    668,272,632,348.96x = 922,216,332,127.40 × 363,780,599,889.60
  4. Step 4: Simplify right side
    668,272,632,348.96x = 335,484,410,529,292,134,383,616
  5. Step 5: Solve for x
    x = 335,484,410,529,292,134,383,616/668,272,632,348.96
  6. Step 6: Final answer
    x = 502,017,282,003.71

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.