Home / 18,934,602,892.80-28,401,904,339.20-8,594,886,796.80

Finding the Fourth Proportional to 18,934,602,892.80, 28,401,904,339.20 and 8,594,886,796.80

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Solution

The fourth proportional to 18,934,602,892.80, 28,401,904,339.20 and 8,594,886,796.80 is: 12,892,330,195.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,934,602,892.80 : 28,401,904,339.20 = 8,594,886,796.80 : x
  2. Step 2: Convert to fraction form
    18,934,602,892.80/28,401,904,339.20 = 8,594,886,796.80/x
  3. Step 3: Cross multiply
    18,934,602,892.80x = 28,401,904,339.20 × 8,594,886,796.80
  4. Step 4: Simplify right side
    18,934,602,892.80x = 244,111,152,608,966,705,152
  5. Step 5: Solve for x
    x = 244,111,152,608,966,705,152/18,934,602,892.80
  6. Step 6: Final answer
    x = 12,892,330,195.20

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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.