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Finding the Fourth Proportional to 112,330,954.20, 157,716,832.20 and 112,330,954.20

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Solution

The fourth proportional to 112,330,954.20, 157,716,832.20 and 112,330,954.20 is: 157,716,832.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,330,954.20 : 157,716,832.20 = 112,330,954.20 : x
  2. Step 2: Convert to fraction form
    112,330,954.20/157,716,832.20 = 112,330,954.20/x
  3. Step 3: Cross multiply
    112,330,954.20x = 157,716,832.20 × 112,330,954.20
  4. Step 4: Simplify right side
    112,330,954.20x = 17,716,482,254,427,284
  5. Step 5: Solve for x
    x = 17,716,482,254,427,284/112,330,954.20
  6. Step 6: Final answer
    x = 157,716,832.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.