Home / 76,668,489,130.22-115,005,076,561.36-26,303,216,423.64

Finding the Fourth Proportional to 76,668,489,130.22, 115,005,076,561.36 and 26,303,216,423.64

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Solution

The fourth proportional to 76,668,489,130.22, 115,005,076,561.36 and 26,303,216,423.64 is: 39,455,628,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,668,489,130.22 : 115,005,076,561.36 = 26,303,216,423.64 : x
  2. Step 2: Convert to fraction form
    76,668,489,130.22/115,005,076,561.36 = 26,303,216,423.64/x
  3. Step 3: Cross multiply
    76,668,489,130.22x = 115,005,076,561.36 × 26,303,216,423.64
  4. Step 4: Simplify right side
    76,668,489,130.22x = 3,025,003,418,610,739,707,904
  5. Step 5: Solve for x
    x = 3,025,003,418,610,739,707,904/76,668,489,130.22
  6. Step 6: Final answer
    x = 39,455,628,419.56

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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.