Home / 418,903,593,437.94-628,355,398,460.67-100,549,792,162.32

Finding the Fourth Proportional to 418,903,593,437.94, 628,355,398,460.67 and 100,549,792,162.32

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Solution

The fourth proportional to 418,903,593,437.94, 628,355,398,460.67 and 100,549,792,162.32 is: 150,824,690,236.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,903,593,437.94 : 628,355,398,460.67 = 100,549,792,162.32 : x
  2. Step 2: Convert to fraction form
    418,903,593,437.94/628,355,398,460.67 = 100,549,792,162.32/x
  3. Step 3: Cross multiply
    418,903,593,437.94x = 628,355,398,460.67 × 100,549,792,162.32
  4. Step 4: Simplify right side
    418,903,593,437.94x = 63,181,004,719,292,145,467,392
  5. Step 5: Solve for x
    x = 63,181,004,719,292,145,467,392/418,903,593,437.94
  6. Step 6: Final answer
    x = 150,824,690,236.64

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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.