Home / 85,097,633,172.66-127,646,449,767.76-28,437,496,183.40

Finding the Fourth Proportional to 85,097,633,172.66, 127,646,449,767.76 and 28,437,496,183.40

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Solution

The fourth proportional to 85,097,633,172.66, 127,646,449,767.76 and 28,437,496,183.40 is: 42,656,244,278.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,097,633,172.66 : 127,646,449,767.76 = 28,437,496,183.40 : x
  2. Step 2: Convert to fraction form
    85,097,633,172.66/127,646,449,767.76 = 28,437,496,183.40/x
  3. Step 3: Cross multiply
    85,097,633,172.66x = 127,646,449,767.76 × 28,437,496,183.40
  4. Step 4: Simplify right side
    85,097,633,172.66x = 3,629,945,428,094,596,677,632
  5. Step 5: Solve for x
    x = 3,629,945,428,094,596,677,632/85,097,633,172.66
  6. Step 6: Final answer
    x = 42,656,244,278.02

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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.