Home / 20,194,768,845.20-30,292,153,267.80-9,174,808,269.20

Finding the Fourth Proportional to 20,194,768,845.20, 30,292,153,267.80 and 9,174,808,269.20

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Solution

The fourth proportional to 20,194,768,845.20, 30,292,153,267.80 and 9,174,808,269.20 is: 13,762,212,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,768,845.20 : 30,292,153,267.80 = 9,174,808,269.20 : x
  2. Step 2: Convert to fraction form
    20,194,768,845.20/30,292,153,267.80 = 9,174,808,269.20/x
  3. Step 3: Cross multiply
    20,194,768,845.20x = 30,292,153,267.80 × 9,174,808,269.20
  4. Step 4: Simplify right side
    20,194,768,845.20x = 277,924,698,293,285,257,216
  5. Step 5: Solve for x
    x = 277,924,698,293,285,257,216/20,194,768,845.20
  6. Step 6: Final answer
    x = 13,762,212,403.80

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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.