Home / 90,233,613,190.40-135,354,915,579.96-34,340,432,670.36

Finding the Fourth Proportional to 90,233,613,190.40, 135,354,915,579.96 and 34,340,432,670.36

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Solution

The fourth proportional to 90,233,613,190.40, 135,354,915,579.96 and 34,340,432,670.36 is: 51,512,359,981.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,233,613,190.40 : 135,354,915,579.96 = 34,340,432,670.36 : x
  2. Step 2: Convert to fraction form
    90,233,613,190.40/135,354,915,579.96 = 34,340,432,670.36/x
  3. Step 3: Cross multiply
    90,233,613,190.40x = 135,354,915,579.96 × 34,340,432,670.36
  4. Step 4: Simplify right side
    90,233,613,190.40x = 4,648,146,365,075,878,313,984
  5. Step 5: Solve for x
    x = 4,648,146,365,075,878,313,984/90,233,613,190.40
  6. Step 6: Final answer
    x = 51,512,359,981.29

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1.5x scale

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.