Home / 70,138,719,571.53-96,798,647,187.09-42,674,255,869.62

Finding the Fourth Proportional to 70,138,719,571.53, 96,798,647,187.09 and 42,674,255,869.62

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Solution

The fourth proportional to 70,138,719,571.53, 96,798,647,187.09 and 42,674,255,869.62 is: 58,894,862,397.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,138,719,571.53 : 96,798,647,187.09 = 42,674,255,869.62 : x
  2. Step 2: Convert to fraction form
    70,138,719,571.53/96,798,647,187.09 = 42,674,255,869.62/x
  3. Step 3: Cross multiply
    70,138,719,571.53x = 96,798,647,187.09 × 42,674,255,869.62
  4. Step 4: Simplify right side
    70,138,719,571.53x = 4,130,810,237,894,951,174,144
  5. Step 5: Solve for x
    x = 4,130,810,237,894,951,174,144/70,138,719,571.53
  6. Step 6: Final answer
    x = 58,894,862,397.40

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1.5x scale

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.