Home / 451,899,999.60-677,849,999.40-124,374,879.60

Finding the Fourth Proportional to 451,899,999.60, 677,849,999.40 and 124,374,879.60

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Solution

The fourth proportional to 451,899,999.60, 677,849,999.40 and 124,374,879.60 is: 186,562,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,899,999.60 : 677,849,999.40 = 124,374,879.60 : x
  2. Step 2: Convert to fraction form
    451,899,999.60/677,849,999.40 = 124,374,879.60/x
  3. Step 3: Cross multiply
    451,899,999.60x = 677,849,999.40 × 124,374,879.60
  4. Step 4: Simplify right side
    451,899,999.60x = 84,307,512,062,235,072
  5. Step 5: Solve for x
    x = 84,307,512,062,235,072/451,899,999.60
  6. Step 6: Final answer
    x = 186,562,319.40

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1.5x scale

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.