Home / 191,825,312.75-264,708,062.70-108,188,444.47

Finding the Fourth Proportional to 191,825,312.75, 264,708,062.70 and 108,188,444.47

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Solution

The fourth proportional to 191,825,312.75, 264,708,062.70 and 108,188,444.47 is: 149,293,923.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,825,312.75 : 264,708,062.70 = 108,188,444.47 : x
  2. Step 2: Convert to fraction form
    191,825,312.75/264,708,062.70 = 108,188,444.47/x
  3. Step 3: Cross multiply
    191,825,312.75x = 264,708,062.70 × 108,188,444.47
  4. Step 4: Simplify right side
    191,825,312.75x = 28,638,353,541,112,752
  5. Step 5: Solve for x
    x = 28,638,353,541,112,752/191,825,312.75
  6. Step 6: Final answer
    x = 149,293,923.37

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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.