Home / 102,066,314,549.85-140,851,022,984.10-56,340,189,982.85

Finding the Fourth Proportional to 102,066,314,549.85, 140,851,022,984.10 and 56,340,189,982.85

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Solution

The fourth proportional to 102,066,314,549.85, 140,851,022,984.10 and 56,340,189,982.85 is: 77,749,191,094.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,066,314,549.85 : 140,851,022,984.10 = 56,340,189,982.85 : x
  2. Step 2: Convert to fraction form
    102,066,314,549.85/140,851,022,984.10 = 56,340,189,982.85/x
  3. Step 3: Cross multiply
    102,066,314,549.85x = 140,851,022,984.10 × 56,340,189,982.85
  4. Step 4: Simplify right side
    102,066,314,549.85x = 7,935,573,394,202,261,716,992
  5. Step 5: Solve for x
    x = 7,935,573,394,202,261,716,992/102,066,314,549.85
  6. Step 6: Final answer
    x = 77,749,191,094.06

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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.