Home / 8,779,738,292.69-12,115,714,409.85-4,765,322,371.34

Finding the Fourth Proportional to 8,779,738,292.69, 12,115,714,409.85 and 4,765,322,371.34

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Solution

The fourth proportional to 8,779,738,292.69, 12,115,714,409.85 and 4,765,322,371.34 is: 6,575,968,781.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779,738,292.69 : 12,115,714,409.85 = 4,765,322,371.34 : x
  2. Step 2: Convert to fraction form
    8,779,738,292.69/12,115,714,409.85 = 4,765,322,371.34/x
  3. Step 3: Cross multiply
    8,779,738,292.69x = 12,115,714,409.85 × 4,765,322,371.34
  4. Step 4: Simplify right side
    8,779,738,292.69x = 57,735,284,922,024,615,936
  5. Step 5: Solve for x
    x = 57,735,284,922,024,615,936/8,779,738,292.69
  6. Step 6: Final answer
    x = 6,575,968,781.45

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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.