Home / 437,292,055.60-656,190,025.80-164,858,340.40

Finding the Fourth Proportional to 437,292,055.60, 656,190,025.80 and 164,858,340.40

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Solution

The fourth proportional to 437,292,055.60, 656,190,025.80 and 164,858,340.40 is: 247,382,492.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,292,055.60 : 656,190,025.80 = 164,858,340.40 : x
  2. Step 2: Convert to fraction form
    437,292,055.60/656,190,025.80 = 164,858,340.40/x
  3. Step 3: Cross multiply
    437,292,055.60x = 656,190,025.80 × 164,858,340.40
  4. Step 4: Simplify right side
    437,292,055.60x = 108,178,398,640,421,184
  5. Step 5: Solve for x
    x = 108,178,398,640,421,184/437,292,055.60
  6. Step 6: Final answer
    x = 247,382,492.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.