Home / 426,009,267,093.45-587,911,268,564.05-235,914,947,157.45

Finding the Fourth Proportional to 426,009,267,093.45, 587,911,268,564.05 and 235,914,947,157.45

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Solution

The fourth proportional to 426,009,267,093.45, 587,911,268,564.05 and 235,914,947,157.45 is: 325,572,860,897.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,009,267,093.45 : 587,911,268,564.05 = 235,914,947,157.45 : x
  2. Step 2: Convert to fraction form
    426,009,267,093.45/587,911,268,564.05 = 235,914,947,157.45/x
  3. Step 3: Cross multiply
    426,009,267,093.45x = 587,911,268,564.05 × 235,914,947,157.45
  4. Step 4: Simplify right side
    426,009,267,093.45x = 138,697,055,856,557,270,499,328
  5. Step 5: Solve for x
    x = 138,697,055,856,557,270,499,328/426,009,267,093.45
  6. Step 6: Final answer
    x = 325,572,860,897.72

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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.