Home / 1,926,155,819.68-2,658,258,961.76-1,090,928,972.32

Finding the Fourth Proportional to 1,926,155,819.68, 2,658,258,961.76 and 1,090,928,972.32

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Solution

The fourth proportional to 1,926,155,819.68, 2,658,258,961.76 and 1,090,928,972.32 is: 1,505,574,828.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,155,819.68 : 2,658,258,961.76 = 1,090,928,972.32 : x
  2. Step 2: Convert to fraction form
    1,926,155,819.68/2,658,258,961.76 = 1,090,928,972.32/x
  3. Step 3: Cross multiply
    1,926,155,819.68x = 2,658,258,961.76 × 1,090,928,972.32
  4. Step 4: Simplify right side
    1,926,155,819.68x = 2,899,971,717,313,267,200
  5. Step 5: Solve for x
    x = 2,899,971,717,313,267,200/1,926,155,819.68
  6. Step 6: Final answer
    x = 1,505,574,828.21

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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.