Home / 362,945,141.70-544,417,712.55-120,608,045.70

Finding the Fourth Proportional to 362,945,141.70, 544,417,712.55 and 120,608,045.70

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Solution

The fourth proportional to 362,945,141.70, 544,417,712.55 and 120,608,045.70 is: 180,912,068.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,945,141.70 : 544,417,712.55 = 120,608,045.70 : x
  2. Step 2: Convert to fraction form
    362,945,141.70/544,417,712.55 = 120,608,045.70/x
  3. Step 3: Cross multiply
    362,945,141.70x = 544,417,712.55 × 120,608,045.70
  4. Step 4: Simplify right side
    362,945,141.70x = 65,661,156,355,119,856
  5. Step 5: Solve for x
    x = 65,661,156,355,119,856/362,945,141.70
  6. Step 6: Final answer
    x = 180,912,068.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.