Home / 258,833,549.16-357,199,111.26-153,077,620.55

Finding the Fourth Proportional to 258,833,549.16, 357,199,111.26 and 153,077,620.55

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Solution

The fourth proportional to 258,833,549.16, 357,199,111.26 and 153,077,620.55 is: 211,252,328.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,833,549.16 : 357,199,111.26 = 153,077,620.55 : x
  2. Step 2: Convert to fraction form
    258,833,549.16/357,199,111.26 = 153,077,620.55/x
  3. Step 3: Cross multiply
    258,833,549.16x = 357,199,111.26 × 153,077,620.55
  4. Step 4: Simplify right side
    258,833,549.16x = 54,679,190,012,469,512
  5. Step 5: Solve for x
    x = 54,679,190,012,469,512/258,833,549.16
  6. Step 6: Final answer
    x = 211,252,328.73

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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.