Home / 1,887,298,022.98-2,831,637,350.31-878,211,913.24

Finding the Fourth Proportional to 1,887,298,022.98, 2,831,637,350.31 and 878,211,913.24

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Solution

The fourth proportional to 1,887,298,022.98, 2,831,637,350.31 and 878,211,913.24 is: 1,317,639,092.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,298,022.98 : 2,831,637,350.31 = 878,211,913.24 : x
  2. Step 2: Convert to fraction form
    1,887,298,022.98/2,831,637,350.31 = 878,211,913.24/x
  3. Step 3: Cross multiply
    1,887,298,022.98x = 2,831,637,350.31 × 878,211,913.24
  4. Step 4: Simplify right side
    1,887,298,022.98x = 2,486,777,655,017,589,248
  5. Step 5: Solve for x
    x = 2,486,777,655,017,589,248/1,887,298,022.98
  6. Step 6: Final answer
    x = 1,317,639,092.89

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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.