Home / 1,954,346,429.60-2,931,519,644.40-1,648,236,413.60

Finding the Fourth Proportional to 1,954,346,429.60, 2,931,519,644.40 and 1,648,236,413.60

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Solution

The fourth proportional to 1,954,346,429.60, 2,931,519,644.40 and 1,648,236,413.60 is: 2,472,354,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,346,429.60 : 2,931,519,644.40 = 1,648,236,413.60 : x
  2. Step 2: Convert to fraction form
    1,954,346,429.60/2,931,519,644.40 = 1,648,236,413.60/x
  3. Step 3: Cross multiply
    1,954,346,429.60x = 2,931,519,644.40 × 1,648,236,413.60
  4. Step 4: Simplify right side
    1,954,346,429.60x = 4,831,837,425,083,803,648
  5. Step 5: Solve for x
    x = 4,831,837,425,083,803,648/1,954,346,429.60
  6. Step 6: Final answer
    x = 2,472,354,620.40

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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.