Home / 105,205,122.21-145,187,552.37-58,795,374.76

Finding the Fourth Proportional to 105,205,122.21, 145,187,552.37 and 58,795,374.76

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Solution

The fourth proportional to 105,205,122.21, 145,187,552.37 and 58,795,374.76 is: 81,140,122.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,205,122.21 : 145,187,552.37 = 58,795,374.76 : x
  2. Step 2: Convert to fraction form
    105,205,122.21/145,187,552.37 = 58,795,374.76/x
  3. Step 3: Cross multiply
    105,205,122.21x = 145,187,552.37 × 58,795,374.76
  4. Step 4: Simplify right side
    105,205,122.21x = 8,536,356,552,081,276
  5. Step 5: Solve for x
    x = 8,536,356,552,081,276/105,205,122.21
  6. Step 6: Final answer
    x = 81,140,122.96

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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.