Home / 3,480,153,731.53-5,220,089,027.31-859,891,852.64

Finding the Fourth Proportional to 3,480,153,731.53, 5,220,089,027.31 and 859,891,852.64

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Solution

The fourth proportional to 3,480,153,731.53, 5,220,089,027.31 and 859,891,852.64 is: 1,289,802,799.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,153,731.53 : 5,220,089,027.31 = 859,891,852.64 : x
  2. Step 2: Convert to fraction form
    3,480,153,731.53/5,220,089,027.31 = 859,891,852.64/x
  3. Step 3: Cross multiply
    3,480,153,731.53x = 5,220,089,027.31 × 859,891,852.64
  4. Step 4: Simplify right side
    3,480,153,731.53x = 4,488,712,024,655,821,824
  5. Step 5: Solve for x
    x = 4,488,712,024,655,821,824/3,480,153,731.53
  6. Step 6: Final answer
    x = 1,289,802,799.22

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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.