Home / 28,973,472,015.60-43,460,208,023.40-19,055,507,497.20

Finding the Fourth Proportional to 28,973,472,015.60, 43,460,208,023.40 and 19,055,507,497.20

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Solution

The fourth proportional to 28,973,472,015.60, 43,460,208,023.40 and 19,055,507,497.20 is: 28,583,261,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,472,015.60 : 43,460,208,023.40 = 19,055,507,497.20 : x
  2. Step 2: Convert to fraction form
    28,973,472,015.60/43,460,208,023.40 = 19,055,507,497.20/x
  3. Step 3: Cross multiply
    28,973,472,015.60x = 43,460,208,023.40 × 19,055,507,497.20
  4. Step 4: Simplify right side
    28,973,472,015.60x = 828,156,319,819,770,363,904
  5. Step 5: Solve for x
    x = 828,156,319,819,770,363,904/28,973,472,015.60
  6. Step 6: Final answer
    x = 28,583,261,245.80

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Double scale
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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.