Home / 212,706,271.64-293,534,370.77-114,921,127.64

Finding the Fourth Proportional to 212,706,271.64, 293,534,370.77 and 114,921,127.64

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Solution

The fourth proportional to 212,706,271.64, 293,534,370.77 and 114,921,127.64 is: 158,591,002.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,706,271.64 : 293,534,370.77 = 114,921,127.64 : x
  2. Step 2: Convert to fraction form
    212,706,271.64/293,534,370.77 = 114,921,127.64/x
  3. Step 3: Cross multiply
    212,706,271.64x = 293,534,370.77 × 114,921,127.64
  4. Step 4: Simplify right side
    212,706,271.64x = 33,733,300,887,943,976
  5. Step 5: Solve for x
    x = 33,733,300,887,943,976/212,706,271.64
  6. Step 6: Final answer
    x = 158,591,002.65

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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.