Home / 105,676,810.26-145,835,180.43-58,634,735.50

Finding the Fourth Proportional to 105,676,810.26, 145,835,180.43 and 58,634,735.50

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Solution

The fourth proportional to 105,676,810.26, 145,835,180.43 and 58,634,735.50 is: 80,916,590.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,676,810.26 : 145,835,180.43 = 58,634,735.50 : x
  2. Step 2: Convert to fraction form
    105,676,810.26/145,835,180.43 = 58,634,735.50/x
  3. Step 3: Cross multiply
    105,676,810.26x = 145,835,180.43 × 58,634,735.50
  4. Step 4: Simplify right side
    105,676,810.26x = 8,551,007,231,107,827
  5. Step 5: Solve for x
    x = 8,551,007,231,107,827/105,676,810.26
  6. Step 6: Final answer
    x = 80,916,590.97

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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.