Home / 133,252,718,785.56-199,912,160,381.85-66,131,465,393.88

Finding the Fourth Proportional to 133,252,718,785.56, 199,912,160,381.85 and 66,131,465,393.88

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Solution

The fourth proportional to 133,252,718,785.56, 199,912,160,381.85 and 66,131,465,393.88 is: 99,213,616,326.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,252,718,785.56 : 199,912,160,381.85 = 66,131,465,393.88 : x
  2. Step 2: Convert to fraction form
    133,252,718,785.56/199,912,160,381.85 = 66,131,465,393.88/x
  3. Step 3: Cross multiply
    133,252,718,785.56x = 199,912,160,381.85 × 66,131,465,393.88
  4. Step 4: Simplify right side
    133,252,718,785.56x = 13,220,484,116,108,101,550,080
  5. Step 5: Solve for x
    x = 13,220,484,116,108,101,550,080/133,252,718,785.56
  6. Step 6: Final answer
    x = 99,213,616,326.91

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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.