Home / 674,045,350.71-930,102,024.42-372,589,940.37

Finding the Fourth Proportional to 674,045,350.71, 930,102,024.42 and 372,589,940.37

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Solution

The fourth proportional to 674,045,350.71, 930,102,024.42 and 372,589,940.37 is: 514,129,587.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,045,350.71 : 930,102,024.42 = 372,589,940.37 : x
  2. Step 2: Convert to fraction form
    674,045,350.71/930,102,024.42 = 372,589,940.37/x
  3. Step 3: Cross multiply
    674,045,350.71x = 930,102,024.42 × 372,589,940.37
  4. Step 4: Simplify right side
    674,045,350.71x = 346,546,657,816,664,064
  5. Step 5: Solve for x
    x = 346,546,657,816,664,064/674,045,350.71
  6. Step 6: Final answer
    x = 514,129,587.05

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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.