Home / 12,759,290,145.60-19,138,935,218.40-11,039,363,361.60

Finding the Fourth Proportional to 12,759,290,145.60, 19,138,935,218.40 and 11,039,363,361.60

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Solution

The fourth proportional to 12,759,290,145.60, 19,138,935,218.40 and 11,039,363,361.60 is: 16,559,045,042.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,759,290,145.60 : 19,138,935,218.40 = 11,039,363,361.60 : x
  2. Step 2: Convert to fraction form
    12,759,290,145.60/19,138,935,218.40 = 11,039,363,361.60/x
  3. Step 3: Cross multiply
    12,759,290,145.60x = 19,138,935,218.40 × 11,039,363,361.60
  4. Step 4: Simplify right side
    12,759,290,145.60x = 211,281,660,230,040,879,104
  5. Step 5: Solve for x
    x = 211,281,660,230,040,879,104/12,759,290,145.60
  6. Step 6: Final answer
    x = 16,559,045,042.40

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Double scale
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1.5x scale

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.