Home / 268,731,938.20-370,849,165.29-151,257,200.38

Finding the Fourth Proportional to 268,731,938.20, 370,849,165.29 and 151,257,200.38

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Solution

The fourth proportional to 268,731,938.20, 370,849,165.29 and 151,257,200.38 is: 208,734,424.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,731,938.20 : 370,849,165.29 = 151,257,200.38 : x
  2. Step 2: Convert to fraction form
    268,731,938.20/370,849,165.29 = 151,257,200.38/x
  3. Step 3: Cross multiply
    268,731,938.20x = 370,849,165.29 × 151,257,200.38
  4. Step 4: Simplify right side
    268,731,938.20x = 56,093,606,505,025,272
  5. Step 5: Solve for x
    x = 56,093,606,505,025,272/268,731,938.20
  6. Step 6: Final answer
    x = 208,734,424.65

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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.