Home / 105,557,187.73-145,661,570.87-58,513,808.98

Finding the Fourth Proportional to 105,557,187.73, 145,661,570.87 and 58,513,808.98

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Solution

The fourth proportional to 105,557,187.73, 145,661,570.87 and 58,513,808.98 is: 80,744,983.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,557,187.73 : 145,661,570.87 = 58,513,808.98 : x
  2. Step 2: Convert to fraction form
    105,557,187.73/145,661,570.87 = 58,513,808.98/x
  3. Step 3: Cross multiply
    105,557,187.73x = 145,661,570.87 × 58,513,808.98
  4. Step 4: Simplify right side
    105,557,187.73x = 8,523,213,333,588,845
  5. Step 5: Solve for x
    x = 8,523,213,333,588,845/105,557,187.73
  6. Step 6: Final answer
    x = 80,744,983.04

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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.