Home / 155,391,927.03-214,433,328.99-88,404,577.86

Finding the Fourth Proportional to 155,391,927.03, 214,433,328.99 and 88,404,577.86

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Solution

The fourth proportional to 155,391,927.03, 214,433,328.99 and 88,404,577.86 is: 121,994,033.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,391,927.03 : 214,433,328.99 = 88,404,577.86 : x
  2. Step 2: Convert to fraction form
    155,391,927.03/214,433,328.99 = 88,404,577.86/x
  3. Step 3: Cross multiply
    155,391,927.03x = 214,433,328.99 × 88,404,577.86
  4. Step 4: Simplify right side
    155,391,927.03x = 18,956,887,928,475,452
  5. Step 5: Solve for x
    x = 18,956,887,928,475,452/155,391,927.03
  6. Step 6: Final answer
    x = 121,994,033.35

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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.