Home / 191,606,485.44-264,417,046.92-103,500,478.56

Finding the Fourth Proportional to 191,606,485.44, 264,417,046.92 and 103,500,478.56

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Solution

The fourth proportional to 191,606,485.44, 264,417,046.92 and 103,500,478.56 is: 142,830,712.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,606,485.44 : 264,417,046.92 = 103,500,478.56 : x
  2. Step 2: Convert to fraction form
    191,606,485.44/264,417,046.92 = 103,500,478.56/x
  3. Step 3: Cross multiply
    191,606,485.44x = 264,417,046.92 × 103,500,478.56
  4. Step 4: Simplify right side
    191,606,485.44x = 27,367,290,895,641,972
  5. Step 5: Solve for x
    x = 27,367,290,895,641,972/191,606,485.44
  6. Step 6: Final answer
    x = 142,830,712.82

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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.