Home / 352,879,472.40-529,319,208.60-122,772,080.40

Finding the Fourth Proportional to 352,879,472.40, 529,319,208.60 and 122,772,080.40

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Solution

The fourth proportional to 352,879,472.40, 529,319,208.60 and 122,772,080.40 is: 184,158,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,879,472.40 : 529,319,208.60 = 122,772,080.40 : x
  2. Step 2: Convert to fraction form
    352,879,472.40/529,319,208.60 = 122,772,080.40/x
  3. Step 3: Cross multiply
    352,879,472.40x = 529,319,208.60 × 122,772,080.40
  4. Step 4: Simplify right side
    352,879,472.40x = 64,985,620,435,503,576
  5. Step 5: Solve for x
    x = 64,985,620,435,503,576/352,879,472.40
  6. Step 6: Final answer
    x = 184,158,120.60

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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.