Home / 559,639,981.07-839,278,100.67-186,047,586.89

Finding the Fourth Proportional to 559,639,981.07, 839,278,100.67 and 186,047,586.89

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Solution

The fourth proportional to 559,639,981.07, 839,278,100.67 and 186,047,586.89 is: 279,010,918.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,639,981.07 : 839,278,100.67 = 186,047,586.89 : x
  2. Step 2: Convert to fraction form
    559,639,981.07/839,278,100.67 = 186,047,586.89/x
  3. Step 3: Cross multiply
    559,639,981.07x = 839,278,100.67 × 186,047,586.89
  4. Step 4: Simplify right side
    559,639,981.07x = 156,145,665,355,079,584
  5. Step 5: Solve for x
    x = 156,145,665,355,079,584/559,639,981.07
  6. Step 6: Final answer
    x = 279,010,918.87

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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.