Home / 786,985,743.30-1,180,734,025.78-234,292,952.32

Finding the Fourth Proportional to 786,985,743.30, 1,180,734,025.78 and 234,292,952.32

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Solution

The fourth proportional to 786,985,743.30, 1,180,734,025.78 and 234,292,952.32 is: 351,515,466.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,985,743.30 : 1,180,734,025.78 = 234,292,952.32 : x
  2. Step 2: Convert to fraction form
    786,985,743.30/1,180,734,025.78 = 234,292,952.32/x
  3. Step 3: Cross multiply
    786,985,743.30x = 1,180,734,025.78 × 234,292,952.32
  4. Step 4: Simplify right side
    786,985,743.30x = 276,637,660,804,675,168
  5. Step 5: Solve for x
    x = 276,637,660,804,675,168/786,985,743.30
  6. Step 6: Final answer
    x = 351,515,466.65

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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.