Home / 105,187,260.56-145,155,635.08-58,777,895.84

Finding the Fourth Proportional to 105,187,260.56, 145,155,635.08 and 58,777,895.84

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Solution

The fourth proportional to 105,187,260.56, 145,155,635.08 and 58,777,895.84 is: 81,111,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,187,260.56 : 145,155,635.08 = 58,777,895.84 : x
  2. Step 2: Convert to fraction form
    105,187,260.56/145,155,635.08 = 58,777,895.84/x
  3. Step 3: Cross multiply
    105,187,260.56x = 145,155,635.08 × 58,777,895.84
  4. Step 4: Simplify right side
    105,187,260.56x = 8,531,942,798,448,566
  5. Step 5: Solve for x
    x = 8,531,942,798,448,566/105,187,260.56
  6. Step 6: Final answer
    x = 81,111,940.30

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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.