Home / 111,472,283.80-167,208,425.70-72,730,234.90

Finding the Fourth Proportional to 111,472,283.80, 167,208,425.70 and 72,730,234.90

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Solution

The fourth proportional to 111,472,283.80, 167,208,425.70 and 72,730,234.90 is: 109,095,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,472,283.80 : 167,208,425.70 = 72,730,234.90 : x
  2. Step 2: Convert to fraction form
    111,472,283.80/167,208,425.70 = 72,730,234.90/x
  3. Step 3: Cross multiply
    111,472,283.80x = 167,208,425.70 × 72,730,234.90
  4. Step 4: Simplify right side
    111,472,283.80x = 12,161,108,078,420,198
  5. Step 5: Solve for x
    x = 12,161,108,078,420,198/111,472,283.80
  6. Step 6: Final answer
    x = 109,095,352.35

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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.