Home / 849,015,699.43-1,274,105,276.81-296,318,127.71

Finding the Fourth Proportional to 849,015,699.43, 1,274,105,276.81 and 296,318,127.71

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Solution

The fourth proportional to 849,015,699.43, 1,274,105,276.81 and 296,318,127.71 is: 444,680,222.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,015,699.43 : 1,274,105,276.81 = 296,318,127.71 : x
  2. Step 2: Convert to fraction form
    849,015,699.43/1,274,105,276.81 = 296,318,127.71/x
  3. Step 3: Cross multiply
    849,015,699.43x = 1,274,105,276.81 × 296,318,127.71
  4. Step 4: Simplify right side
    849,015,699.43x = 377,540,490,132,048,256
  5. Step 5: Solve for x
    x = 377,540,490,132,048,256/849,015,699.43
  6. Step 6: Final answer
    x = 444,680,222.50

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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.