Home / 365,187,052.10-503,664,280.13-321,039,657.70

Finding the Fourth Proportional to 365,187,052.10, 503,664,280.13 and 321,039,657.70

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Solution

The fourth proportional to 365,187,052.10, 503,664,280.13 and 321,039,657.70 is: 442,776,399.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,187,052.10 : 503,664,280.13 = 321,039,657.70 : x
  2. Step 2: Convert to fraction form
    365,187,052.10/503,664,280.13 = 321,039,657.70/x
  3. Step 3: Cross multiply
    365,187,052.10x = 503,664,280.13 × 321,039,657.70
  4. Step 4: Simplify right side
    365,187,052.10x = 161,696,208,088,652,096
  5. Step 5: Solve for x
    x = 161,696,208,088,652,096/365,187,052.10
  6. Step 6: Final answer
    x = 442,776,399.54

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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.