Home / 157,780,894.59-217,733,457.78-88,166,847.51

Finding the Fourth Proportional to 157,780,894.59, 217,733,457.78 and 88,166,847.51

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Solution

The fourth proportional to 157,780,894.59, 217,733,457.78 and 88,166,847.51 is: 121,667,915.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,780,894.59 : 217,733,457.78 = 88,166,847.51 : x
  2. Step 2: Convert to fraction form
    157,780,894.59/217,733,457.78 = 88,166,847.51/x
  3. Step 3: Cross multiply
    157,780,894.59x = 217,733,457.78 × 88,166,847.51
  4. Step 4: Simplify right side
    157,780,894.59x = 19,196,872,569,914,284
  5. Step 5: Solve for x
    x = 19,196,872,569,914,284/157,780,894.59
  6. Step 6: Final answer
    x = 121,667,915.62

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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.