Home / 210,793,770.47-290,895,360.68-117,974,268.29

Finding the Fourth Proportional to 210,793,770.47, 290,895,360.68 and 117,974,268.29

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Solution

The fourth proportional to 210,793,770.47, 290,895,360.68 and 117,974,268.29 is: 162,804,466.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,793,770.47 : 290,895,360.68 = 117,974,268.29 : x
  2. Step 2: Convert to fraction form
    210,793,770.47/290,895,360.68 = 117,974,268.29/x
  3. Step 3: Cross multiply
    210,793,770.47x = 290,895,360.68 × 117,974,268.29
  4. Step 4: Simplify right side
    210,793,770.47x = 34,318,167,325,178,640
  5. Step 5: Solve for x
    x = 34,318,167,325,178,640/210,793,770.47
  6. Step 6: Final answer
    x = 162,804,466.42

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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.