Home / 22,381,053,486.74-30,888,562,155.94-12,738,127,994.90

Finding the Fourth Proportional to 22,381,053,486.74, 30,888,562,155.94 and 12,738,127,994.90

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Solution

The fourth proportional to 22,381,053,486.74, 30,888,562,155.94 and 12,738,127,994.90 is: 17,580,158,081.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,381,053,486.74 : 30,888,562,155.94 = 12,738,127,994.90 : x
  2. Step 2: Convert to fraction form
    22,381,053,486.74/30,888,562,155.94 = 12,738,127,994.90/x
  3. Step 3: Cross multiply
    22,381,053,486.74x = 30,888,562,155.94 × 12,738,127,994.90
  4. Step 4: Simplify right side
    22,381,053,486.74x = 393,462,458,320,608,100,352
  5. Step 5: Solve for x
    x = 393,462,458,320,608,100,352/22,381,053,486.74
  6. Step 6: Final answer
    x = 17,580,158,081.20

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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.