Home / 260,341,427.64-359,273,880.39-142,874,366.19

Finding the Fourth Proportional to 260,341,427.64, 359,273,880.39 and 142,874,366.19

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Solution

The fourth proportional to 260,341,427.64, 359,273,880.39 and 142,874,366.19 is: 197,168,112.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,341,427.64 : 359,273,880.39 = 142,874,366.19 : x
  2. Step 2: Convert to fraction form
    260,341,427.64/359,273,880.39 = 142,874,366.19/x
  3. Step 3: Cross multiply
    260,341,427.64x = 359,273,880.39 × 142,874,366.19
  4. Step 4: Simplify right side
    260,341,427.64x = 51,331,027,949,343,120
  5. Step 5: Solve for x
    x = 51,331,027,949,343,120/260,341,427.64
  6. Step 6: Final answer
    x = 197,168,112.72

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1.5x scale

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.