Home / 292,314,426.12-403,342,637.67-166,809,319.56

Finding the Fourth Proportional to 292,314,426.12, 403,342,637.67 and 166,809,319.56

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Solution

The fourth proportional to 292,314,426.12, 403,342,637.67 and 166,809,319.56 is: 230,167,603.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,314,426.12 : 403,342,637.67 = 166,809,319.56 : x
  2. Step 2: Convert to fraction form
    292,314,426.12/403,342,637.67 = 166,809,319.56/x
  3. Step 3: Cross multiply
    292,314,426.12x = 403,342,637.67 × 166,809,319.56
  4. Step 4: Simplify right side
    292,314,426.12x = 67,281,310,939,268,328
  5. Step 5: Solve for x
    x = 67,281,310,939,268,328/292,314,426.12
  6. Step 6: Final answer
    x = 230,167,603.54

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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.