Home / 208,213,644.98-310,458,983.91-202,493,139.32

Finding the Fourth Proportional to 208,213,644.98, 310,458,983.91 and 202,493,139.32

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Solution

The fourth proportional to 208,213,644.98, 310,458,983.91 and 202,493,139.32 is: 301,929,368.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,213,644.98 : 310,458,983.91 = 202,493,139.32 : x
  2. Step 2: Convert to fraction form
    208,213,644.98/310,458,983.91 = 202,493,139.32/x
  3. Step 3: Cross multiply
    208,213,644.98x = 310,458,983.91 × 202,493,139.32
  4. Step 4: Simplify right side
    208,213,644.98x = 62,865,814,280,480,976
  5. Step 5: Solve for x
    x = 62,865,814,280,480,976/208,213,644.98
  6. Step 6: Final answer
    x = 301,929,368.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.