Home / 1,362,704,056-2,044,072,465.12-380,070,784.64

Finding the Fourth Proportional to 1,362,704,056, 2,044,072,465.12 and 380,070,784.64

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Solution

The fourth proportional to 1,362,704,056, 2,044,072,465.12 and 380,070,784.64 is: 570,110,745.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,704,056 : 2,044,072,465.12 = 380,070,784.64 : x
  2. Step 2: Convert to fraction form
    1,362,704,056/2,044,072,465.12 = 380,070,784.64/x
  3. Step 3: Cross multiply
    1,362,704,056x = 2,044,072,465.12 × 380,070,784.64
  4. Step 4: Simplify right side
    1,362,704,056x = 776,892,225,679,177,344
  5. Step 5: Solve for x
    x = 776,892,225,679,177,344/1,362,704,056
  6. Step 6: Final answer
    x = 570,110,745.81

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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.