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Finding the Third Proportional to 157,527,838,096 and 338,947,681,688

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Solution

The third proportional to 157,527,838,096 and 338,947,681,688 is: 729,303,038,182.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,527,838,096 : 338,947,681,688 = 338,947,681,688 : x
  2. Step 2: Convert to fraction form
    157,527,838,096/338,947,681,688 = 338,947,681,688/x
  3. Step 3: Cross multiply
    157,527,838,096x = 338,947,681,688 × 338,947,681,688
  4. Step 4: Simplify right side
    157,527,838,096x = 114,885,530,921,669,767,462,912
  5. Step 5: Solve for x
    x = 114,885,530,921,669,767,462,912/157,527,838,096
  6. Step 6: Final answer
    x = 729,303,038,182.09

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.