Home / 3,925,971,586.26-5,417,858,362.33-2,141,819,632.80

Finding the Fourth Proportional to 3,925,971,586.26, 5,417,858,362.33 and 2,141,819,632.80

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Solution

The fourth proportional to 3,925,971,586.26, 5,417,858,362.33 and 2,141,819,632.80 is: 2,955,720,680.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925,971,586.26 : 5,417,858,362.33 = 2,141,819,632.80 : x
  2. Step 2: Convert to fraction form
    3,925,971,586.26/5,417,858,362.33 = 2,141,819,632.80/x
  3. Step 3: Cross multiply
    3,925,971,586.26x = 5,417,858,362.33 × 2,141,819,632.80
  4. Step 4: Simplify right side
    3,925,971,586.26x = 11,604,075,408,140,961,792
  5. Step 5: Solve for x
    x = 11,604,075,408,140,961,792/3,925,971,586.26
  6. Step 6: Final answer
    x = 2,955,720,680.40

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Double scale
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1.5x scale

Why These Related Problems?

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