Home / 233,419,888.20-322,120,445.40-127,575,441.72

Finding the Fourth Proportional to 233,419,888.20, 322,120,445.40 and 127,575,441.72

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Solution

The fourth proportional to 233,419,888.20, 322,120,445.40 and 127,575,441.72 is: 176,054,655.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,419,888.20 : 322,120,445.40 = 127,575,441.72 : x
  2. Step 2: Convert to fraction form
    233,419,888.20/322,120,445.40 = 127,575,441.72/x
  3. Step 3: Cross multiply
    233,419,888.20x = 322,120,445.40 × 127,575,441.72
  4. Step 4: Simplify right side
    233,419,888.20x = 41,094,658,108,948,136
  5. Step 5: Solve for x
    x = 41,094,658,108,948,136/233,419,888.20
  6. Step 6: Final answer
    x = 176,054,655.95

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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.