Home / 177,890,007.69-266,487,493.46-122,548,077.45

Finding the Fourth Proportional to 177,890,007.69, 266,487,493.46 and 122,548,077.45

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Solution

The fourth proportional to 177,890,007.69, 266,487,493.46 and 122,548,077.45 is: 183,582,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,890,007.69 : 266,487,493.46 = 122,548,077.45 : x
  2. Step 2: Convert to fraction form
    177,890,007.69/266,487,493.46 = 122,548,077.45/x
  3. Step 3: Cross multiply
    177,890,007.69x = 266,487,493.46 × 122,548,077.45
  4. Step 4: Simplify right side
    177,890,007.69x = 32,657,529,987,379,712
  5. Step 5: Solve for x
    x = 32,657,529,987,379,712/177,890,007.69
  6. Step 6: Final answer
    x = 183,582,711.65

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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.