Home / 105,187,302.38-145,155,692.78-58,777,937.66

Finding the Fourth Proportional to 105,187,302.38, 145,155,692.78 and 58,777,937.66

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Solution

The fourth proportional to 105,187,302.38, 145,155,692.78 and 58,777,937.66 is: 81,111,998.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,187,302.38 : 145,155,692.78 = 58,777,937.66 : x
  2. Step 2: Convert to fraction form
    105,187,302.38/145,155,692.78 = 58,777,937.66/x
  3. Step 3: Cross multiply
    105,187,302.38x = 145,155,692.78 × 58,777,937.66
  4. Step 4: Simplify right side
    105,187,302.38x = 8,531,952,260,197,284
  5. Step 5: Solve for x
    x = 8,531,952,260,197,284/105,187,302.38
  6. Step 6: Final answer
    x = 81,111,998.00

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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.