Home / 19,410,883,490.40-29,116,325,235.60-18,649,009,672.80

Finding the Fourth Proportional to 19,410,883,490.40, 29,116,325,235.60 and 18,649,009,672.80

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Solution

The fourth proportional to 19,410,883,490.40, 29,116,325,235.60 and 18,649,009,672.80 is: 27,973,514,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,410,883,490.40 : 29,116,325,235.60 = 18,649,009,672.80 : x
  2. Step 2: Convert to fraction form
    19,410,883,490.40/29,116,325,235.60 = 18,649,009,672.80/x
  3. Step 3: Cross multiply
    19,410,883,490.40x = 29,116,325,235.60 × 18,649,009,672.80
  4. Step 4: Simplify right side
    19,410,883,490.40x = 542,990,630,955,095,097,344
  5. Step 5: Solve for x
    x = 542,990,630,955,095,097,344/19,410,883,490.40
  6. Step 6: Final answer
    x = 27,973,514,509.20

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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.