Home / 1,886,976,075.40-2,830,464,113.10-1,335,978,046.60

Finding the Fourth Proportional to 1,886,976,075.40, 2,830,464,113.10 and 1,335,978,046.60

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Solution

The fourth proportional to 1,886,976,075.40, 2,830,464,113.10 and 1,335,978,046.60 is: 2,003,967,069.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,976,075.40 : 2,830,464,113.10 = 1,335,978,046.60 : x
  2. Step 2: Convert to fraction form
    1,886,976,075.40/2,830,464,113.10 = 1,335,978,046.60/x
  3. Step 3: Cross multiply
    1,886,976,075.40x = 2,830,464,113.10 × 1,335,978,046.60
  4. Step 4: Simplify right side
    1,886,976,075.40x = 3,781,437,916,790,738,944
  5. Step 5: Solve for x
    x = 3,781,437,916,790,738,944/1,886,976,075.40
  6. Step 6: Final answer
    x = 2,003,967,069.90

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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.