Home / 257,159,998.98-385,738,948.71-93,397,438.98

Finding the Fourth Proportional to 257,159,998.98, 385,738,948.71 and 93,397,438.98

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Solution

The fourth proportional to 257,159,998.98, 385,738,948.71 and 93,397,438.98 is: 140,095,777.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,159,998.98 : 385,738,948.71 = 93,397,438.98 : x
  2. Step 2: Convert to fraction form
    257,159,998.98/385,738,948.71 = 93,397,438.98/x
  3. Step 3: Cross multiply
    257,159,998.98x = 385,738,948.71 × 93,397,438.98
  4. Step 4: Simplify right side
    257,159,998.98x = 36,027,029,924,351,576
  5. Step 5: Solve for x
    x = 36,027,029,924,351,576/257,159,998.98
  6. Step 6: Final answer
    x = 140,095,777.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.