Home / 1,449,370,558.19-2,000,157,815.27-805,686,935.39

Finding the Fourth Proportional to 1,449,370,558.19, 2,000,157,815.27 and 805,686,935.39

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Solution

The fourth proportional to 1,449,370,558.19, 2,000,157,815.27 and 805,686,935.39 is: 1,111,862,671.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,370,558.19 : 2,000,157,815.27 = 805,686,935.39 : x
  2. Step 2: Convert to fraction form
    1,449,370,558.19/2,000,157,815.27 = 805,686,935.39/x
  3. Step 3: Cross multiply
    1,449,370,558.19x = 2,000,157,815.27 × 805,686,935.39
  4. Step 4: Simplify right side
    1,449,370,558.19x = 1,611,501,020,488,258,816
  5. Step 5: Solve for x
    x = 1,611,501,020,488,258,816/1,449,370,558.19
  6. Step 6: Final answer
    x = 1,111,862,671.27

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Half scale
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Double scale
Find fourth proportional to 1,449,370,559.19, 2,000,157,816.65 and 805,686,936.39
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.