Home / 27,331,939,775.20-40,997,909,662.80-7,702,634,999.20

Finding the Fourth Proportional to 27,331,939,775.20, 40,997,909,662.80 and 7,702,634,999.20

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Solution

The fourth proportional to 27,331,939,775.20, 40,997,909,662.80 and 7,702,634,999.20 is: 11,553,952,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,331,939,775.20 : 40,997,909,662.80 = 7,702,634,999.20 : x
  2. Step 2: Convert to fraction form
    27,331,939,775.20/40,997,909,662.80 = 7,702,634,999.20/x
  3. Step 3: Cross multiply
    27,331,939,775.20x = 40,997,909,662.80 × 7,702,634,999.20
  4. Step 4: Simplify right side
    27,331,939,775.20x = 315,791,933,862,723,190,784
  5. Step 5: Solve for x
    x = 315,791,933,862,723,190,784/27,331,939,775.20
  6. Step 6: Final answer
    x = 11,553,952,498.80

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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.