Home / 140,685,515.61-194,156,782.07-88,519,267.05

Finding the Fourth Proportional to 140,685,515.61, 194,156,782.07 and 88,519,267.05

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Solution

The fourth proportional to 140,685,515.61, 194,156,782.07 and 88,519,267.05 is: 122,163,365.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,685,515.61 : 194,156,782.07 = 88,519,267.05 : x
  2. Step 2: Convert to fraction form
    140,685,515.61/194,156,782.07 = 88,519,267.05/x
  3. Step 3: Cross multiply
    140,685,515.61x = 194,156,782.07 × 88,519,267.05
  4. Step 4: Simplify right side
    140,685,515.61x = 17,186,616,041,622,980
  5. Step 5: Solve for x
    x = 17,186,616,041,622,980/140,685,515.61
  6. Step 6: Final answer
    x = 122,163,365.34

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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.