Home / 1,448,667,245,721.10-1,999,102,594,691.90-789,459,323,852.88

Finding the Fourth Proportional to 1,448,667,245,721.10, 1,999,102,594,691.90 and 789,459,323,852.88

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Solution

The fourth proportional to 1,448,667,245,721.10, 1,999,102,594,691.90 and 789,459,323,852.88 is: 1,089,422,148,101.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,667,245,721.10 : 1,999,102,594,691.90 = 789,459,323,852.88 : x
  2. Step 2: Convert to fraction form
    1,448,667,245,721.10/1,999,102,594,691.90 = 789,459,323,852.88/x
  3. Step 3: Cross multiply
    1,448,667,245,721.10x = 1,999,102,594,691.90 × 789,459,323,852.88
  4. Step 4: Simplify right side
    1,448,667,245,721.10x = 1,578,210,182,718,005,329,264,640
  5. Step 5: Solve for x
    x = 1,578,210,182,718,005,329,264,640/1,448,667,245,721.10
  6. Step 6: Final answer
    x = 1,089,422,148,101.67

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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.