Home / 8,839,903,902.10-13,240,484,828.70-7,858,438,663.30

Finding the Fourth Proportional to 8,839,903,902.10, 13,240,484,828.70 and 7,858,438,663.30

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Solution

The fourth proportional to 8,839,903,902.10, 13,240,484,828.70 and 7,858,438,663.30 is: 11,770,437,671.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839,903,902.10 : 13,240,484,828.70 = 7,858,438,663.30 : x
  2. Step 2: Convert to fraction form
    8,839,903,902.10/13,240,484,828.70 = 7,858,438,663.30/x
  3. Step 3: Cross multiply
    8,839,903,902.10x = 13,240,484,828.70 × 7,858,438,663.30
  4. Step 4: Simplify right side
    8,839,903,902.10x = 104,049,537,898,693,165,056
  5. Step 5: Solve for x
    x = 104,049,537,898,693,165,056/8,839,903,902.10
  6. Step 6: Final answer
    x = 11,770,437,671.16

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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.