Home / 666,251,640,162-919,427,263,423.68-381,110,160,258

Finding the Fourth Proportional to 666,251,640,162, 919,427,263,423.68 and 381,110,160,258

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Solution

The fourth proportional to 666,251,640,162, 919,427,263,423.68 and 381,110,160,258 is: 525,932,021,156.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,251,640,162 : 919,427,263,423.68 = 381,110,160,258 : x
  2. Step 2: Convert to fraction form
    666,251,640,162/919,427,263,423.68 = 381,110,160,258/x
  3. Step 3: Cross multiply
    666,251,640,162x = 919,427,263,423.68 × 381,110,160,258
  4. Step 4: Simplify right side
    666,251,640,162x = 350,403,071,708,973,066,354,688
  5. Step 5: Solve for x
    x = 350,403,071,708,973,066,354,688/666,251,640,162
  6. Step 6: Final answer
    x = 525,932,021,156.11

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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.