Home / 668,272,632,349.70-922,216,332,128.41-363,780,599,890.35

Finding the Fourth Proportional to 668,272,632,349.70, 922,216,332,128.41 and 363,780,599,890.35

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Solution

The fourth proportional to 668,272,632,349.70, 922,216,332,128.41 and 363,780,599,890.35 is: 502,017,282,004.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,272,632,349.70 : 922,216,332,128.41 = 363,780,599,890.35 : x
  2. Step 2: Convert to fraction form
    668,272,632,349.70/922,216,332,128.41 = 363,780,599,890.35/x
  3. Step 3: Cross multiply
    668,272,632,349.70x = 922,216,332,128.41 × 363,780,599,890.35
  4. Step 4: Simplify right side
    668,272,632,349.70x = 335,484,410,530,351,246,475,264
  5. Step 5: Solve for x
    x = 335,484,410,530,351,246,475,264/668,272,632,349.70
  6. Step 6: Final answer
    x = 502,017,282,004.74

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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.