Home / 268,731,930.70-370,849,154.94-151,257,192.88

Finding the Fourth Proportional to 268,731,930.70, 370,849,154.94 and 151,257,192.88

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Solution

The fourth proportional to 268,731,930.70, 370,849,154.94 and 151,257,192.88 is: 208,734,414.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,731,930.70 : 370,849,154.94 = 151,257,192.88 : x
  2. Step 2: Convert to fraction form
    268,731,930.70/370,849,154.94 = 151,257,192.88/x
  3. Step 3: Cross multiply
    268,731,930.70x = 370,849,154.94 × 151,257,192.88
  4. Step 4: Simplify right side
    268,731,930.70x = 56,093,602,158,144,584
  5. Step 5: Solve for x
    x = 56,093,602,158,144,584/268,731,930.70
  6. Step 6: Final answer
    x = 208,734,414.30

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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.