Home / 90,528,628,440.96-124,024,823,333.28-87,135,546,579.84

Finding the Fourth Proportional to 90,528,628,440.96, 124,024,823,333.28 and 87,135,546,579.84

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Solution

The fourth proportional to 90,528,628,440.96, 124,024,823,333.28 and 87,135,546,579.84 is: 119,376,278,606.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,528,628,440.96 : 124,024,823,333.28 = 87,135,546,579.84 : x
  2. Step 2: Convert to fraction form
    90,528,628,440.96/124,024,823,333.28 = 87,135,546,579.84/x
  3. Step 3: Cross multiply
    90,528,628,440.96x = 124,024,823,333.28 × 87,135,546,579.84
  4. Step 4: Simplify right side
    90,528,628,440.96x = 10,806,970,770,613,445,066,752
  5. Step 5: Solve for x
    x = 10,806,970,770,613,445,066,752/90,528,628,440.96
  6. Step 6: Final answer
    x = 119,376,278,606.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.