Home / 409,078,984,155.35-613,619,066,802.80-167,056,094,314.60

Finding the Fourth Proportional to 409,078,984,155.35, 613,619,066,802.80 and 167,056,094,314.60

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Solution

The fourth proportional to 409,078,984,155.35, 613,619,066,802.80 and 167,056,094,314.60 is: 250,584,382,643.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,078,984,155.35 : 613,619,066,802.80 = 167,056,094,314.60 : x
  2. Step 2: Convert to fraction form
    409,078,984,155.35/613,619,066,802.80 = 167,056,094,314.60/x
  3. Step 3: Cross multiply
    409,078,984,155.35x = 613,619,066,802.80 × 167,056,094,314.60
  4. Step 4: Simplify right side
    409,078,984,155.35x = 102,508,804,697,045,398,978,560
  5. Step 5: Solve for x
    x = 102,508,804,697,045,398,978,560/409,078,984,155.35
  6. Step 6: Final answer
    x = 250,584,382,643.62

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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.