Home / 191,869,187.76-264,780,276.75-103,763,185.38

Finding the Fourth Proportional to 191,869,187.76, 264,780,276.75 and 103,763,185.38

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Solution

The fourth proportional to 191,869,187.76, 264,780,276.75 and 103,763,185.38 is: 143,193,627.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,869,187.76 : 264,780,276.75 = 103,763,185.38 : x
  2. Step 2: Convert to fraction form
    191,869,187.76/264,780,276.75 = 103,763,185.38/x
  3. Step 3: Cross multiply
    191,869,187.76x = 264,780,276.75 × 103,763,185.38
  4. Step 4: Simplify right side
    191,869,187.76x = 27,474,444,941,377,952
  5. Step 5: Solve for x
    x = 27,474,444,941,377,952/191,869,187.76
  6. Step 6: Final answer
    x = 143,193,627.19

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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.