Home / 77,262,406.40-115,909,161.60-22,674,886.40

Finding the Fourth Proportional to 77,262,406.40, 115,909,161.60 and 22,674,886.40

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Solution

The fourth proportional to 77,262,406.40, 115,909,161.60 and 22,674,886.40 is: 34,016,893.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,262,406.40 : 115,909,161.60 = 22,674,886.40 : x
  2. Step 2: Convert to fraction form
    77,262,406.40/115,909,161.60 = 22,674,886.40/x
  3. Step 3: Cross multiply
    77,262,406.40x = 115,909,161.60 × 22,674,886.40
  4. Step 4: Simplify right side
    77,262,406.40x = 2,628,227,071,999,242
  5. Step 5: Solve for x
    x = 2,628,227,071,999,242/77,262,406.40
  6. Step 6: Final answer
    x = 34,016,893.78

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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.