Home / 13,899,120,655,688-19,180,789,635,688-7,648,985,675,940.60

Finding the Fourth Proportional to 13,899,120,655,688, 19,180,789,635,688 and 7,648,985,675,940.60

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Solution

The fourth proportional to 13,899,120,655,688, 19,180,789,635,688 and 7,648,985,675,940.60 is: 10,555,601,955,765.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899,120,655,688 : 19,180,789,635,688 = 7,648,985,675,940.60 : x
  2. Step 2: Convert to fraction form
    13,899,120,655,688/19,180,789,635,688 = 7,648,985,675,940.60/x
  3. Step 3: Cross multiply
    13,899,120,655,688x = 19,180,789,635,688 × 7,648,985,675,940.60
  4. Step 4: Simplify right side
    13,899,120,655,688x = 146,713,585,176,607,421,494,198,272
  5. Step 5: Solve for x
    x = 146,713,585,176,607,421,494,198,272/13,899,120,655,688
  6. Step 6: Final answer
    x = 10,555,601,955,765.97

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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.