Home / 157,794,856.94-217,757,197.61-88,180,237.89

Finding the Fourth Proportional to 157,794,856.94, 217,757,197.61 and 88,180,237.89

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Solution

The fourth proportional to 157,794,856.94, 217,757,197.61 and 88,180,237.89 is: 121,688,893.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,794,856.94 : 217,757,197.61 = 88,180,237.89 : x
  2. Step 2: Convert to fraction form
    157,794,856.94/217,757,197.61 = 88,180,237.89/x
  3. Step 3: Cross multiply
    157,794,856.94x = 217,757,197.61 × 88,180,237.89
  4. Step 4: Simplify right side
    157,794,856.94x = 19,201,881,487,068,636
  5. Step 5: Solve for x
    x = 19,201,881,487,068,636/157,794,856.94
  6. Step 6: Final answer
    x = 121,688,893.16

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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.