Home / 1,271,447,603.30-1,907,171,404.95-927,073,835.30

Finding the Fourth Proportional to 1,271,447,603.30, 1,907,171,404.95 and 927,073,835.30

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Solution

The fourth proportional to 1,271,447,603.30, 1,907,171,404.95 and 927,073,835.30 is: 1,390,610,752.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,447,603.30 : 1,907,171,404.95 = 927,073,835.30 : x
  2. Step 2: Convert to fraction form
    1,271,447,603.30/1,907,171,404.95 = 927,073,835.30/x
  3. Step 3: Cross multiply
    1,271,447,603.30x = 1,907,171,404.95 × 927,073,835.30
  4. Step 4: Simplify right side
    1,271,447,603.30x = 1,768,088,708,961,485,824
  5. Step 5: Solve for x
    x = 1,768,088,708,961,485,824/1,271,447,603.30
  6. Step 6: Final answer
    x = 1,390,610,752.95

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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.