Home / 76,668,489,165.40-115,005,076,613.82-26,303,216,458.60

Finding the Fourth Proportional to 76,668,489,165.40, 115,005,076,613.82 and 26,303,216,458.60

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Solution

The fourth proportional to 76,668,489,165.40, 115,005,076,613.82 and 26,303,216,458.60 is: 39,455,628,471.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,668,489,165.40 : 115,005,076,613.82 = 26,303,216,458.60 : x
  2. Step 2: Convert to fraction form
    76,668,489,165.40/115,005,076,613.82 = 26,303,216,458.60/x
  3. Step 3: Cross multiply
    76,668,489,165.40x = 115,005,076,613.82 × 26,303,216,458.60
  4. Step 4: Simplify right side
    76,668,489,165.40x = 3,025,003,424,011,183,980,544
  5. Step 5: Solve for x
    x = 3,025,003,424,011,183,980,544/76,668,489,165.40
  6. Step 6: Final answer
    x = 39,455,628,471.89

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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.