Home / 399,395,501.80-599,093,252.70-334,898,247.40

Finding the Fourth Proportional to 399,395,501.80, 599,093,252.70 and 334,898,247.40

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Solution

The fourth proportional to 399,395,501.80, 599,093,252.70 and 334,898,247.40 is: 502,347,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,395,501.80 : 599,093,252.70 = 334,898,247.40 : x
  2. Step 2: Convert to fraction form
    399,395,501.80/599,093,252.70 = 334,898,247.40/x
  3. Step 3: Cross multiply
    399,395,501.80x = 599,093,252.70 × 334,898,247.40
  4. Step 4: Simplify right side
    399,395,501.80x = 200,635,280,358,395,328
  5. Step 5: Solve for x
    x = 200,635,280,358,395,328/399,395,501.80
  6. Step 6: Final answer
    x = 502,347,371.10

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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.