Home / 114,125,669.52-157,493,729.16-61,914,705.18

Finding the Fourth Proportional to 114,125,669.52, 157,493,729.16 and 61,914,705.18

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Solution

The fourth proportional to 114,125,669.52, 157,493,729.16 and 61,914,705.18 is: 85,442,458.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,125,669.52 : 157,493,729.16 = 61,914,705.18 : x
  2. Step 2: Convert to fraction form
    114,125,669.52/157,493,729.16 = 61,914,705.18/x
  3. Step 3: Cross multiply
    114,125,669.52x = 157,493,729.16 × 61,914,705.18
  4. Step 4: Simplify right side
    114,125,669.52x = 9,751,177,808,640,168
  5. Step 5: Solve for x
    x = 9,751,177,808,640,168/114,125,669.52
  6. Step 6: Final answer
    x = 85,442,458.74

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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.