Home / 181,691,927.70-272,537,891.55-105,164,423.70

Finding the Fourth Proportional to 181,691,927.70, 272,537,891.55 and 105,164,423.70

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Solution

The fourth proportional to 181,691,927.70, 272,537,891.55 and 105,164,423.70 is: 157,746,635.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,691,927.70 : 272,537,891.55 = 105,164,423.70 : x
  2. Step 2: Convert to fraction form
    181,691,927.70/272,537,891.55 = 105,164,423.70/x
  3. Step 3: Cross multiply
    181,691,927.70x = 272,537,891.55 × 105,164,423.70
  4. Step 4: Simplify right side
    181,691,927.70x = 28,661,290,301,268,852
  5. Step 5: Solve for x
    x = 28,661,290,301,268,852/181,691,927.70
  6. Step 6: Final answer
    x = 157,746,635.55

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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.