Home / 258,330,157.80-356,501,499.04-146,803,425.76

Finding the Fourth Proportional to 258,330,157.80, 356,501,499.04 and 146,803,425.76

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Solution

The fourth proportional to 258,330,157.80, 356,501,499.04 and 146,803,425.76 is: 202,592,069.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,330,157.80 : 356,501,499.04 = 146,803,425.76 : x
  2. Step 2: Convert to fraction form
    258,330,157.80/356,501,499.04 = 146,803,425.76/x
  3. Step 3: Cross multiply
    258,330,157.80x = 356,501,499.04 × 146,803,425.76
  4. Step 4: Simplify right side
    258,330,157.80x = 52,335,641,347,647,352
  5. Step 5: Solve for x
    x = 52,335,641,347,647,352/258,330,157.80
  6. Step 6: Final answer
    x = 202,592,069.75

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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.