Home / 104,636,717.64-156,571,204.74-87,322,176.54

Finding the Fourth Proportional to 104,636,717.64, 156,571,204.74 and 87,322,176.54

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Solution

The fourth proportional to 104,636,717.64, 156,571,204.74 and 87,322,176.54 is: 130,662,913.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,636,717.64 : 156,571,204.74 = 87,322,176.54 : x
  2. Step 2: Convert to fraction form
    104,636,717.64/156,571,204.74 = 87,322,176.54/x
  3. Step 3: Cross multiply
    104,636,717.64x = 156,571,204.74 × 87,322,176.54
  4. Step 4: Simplify right side
    104,636,717.64x = 13,672,138,381,386,766
  5. Step 5: Solve for x
    x = 13,672,138,381,386,766/104,636,717.64
  6. Step 6: Final answer
    x = 130,662,913.46

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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.