Home / 114,932,706.40-172,399,059.60-109,264,002.40

Finding the Fourth Proportional to 114,932,706.40, 172,399,059.60 and 109,264,002.40

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Solution

The fourth proportional to 114,932,706.40, 172,399,059.60 and 109,264,002.40 is: 163,896,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,932,706.40 : 172,399,059.60 = 109,264,002.40 : x
  2. Step 2: Convert to fraction form
    114,932,706.40/172,399,059.60 = 109,264,002.40/x
  3. Step 3: Cross multiply
    114,932,706.40x = 172,399,059.60 × 109,264,002.40
  4. Step 4: Simplify right side
    114,932,706.40x = 18,837,011,261,892,144
  5. Step 5: Solve for x
    x = 18,837,011,261,892,144/114,932,706.40
  6. Step 6: Final answer
    x = 163,896,003.60

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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.