Home / 81,164,933.98-112,004,607.02-43,994,416.18

Finding the Fourth Proportional to 81,164,933.98, 112,004,607.02 and 43,994,416.18

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Solution

The fourth proportional to 81,164,933.98, 112,004,607.02 and 43,994,416.18 is: 60,710,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,164,933.98 : 112,004,607.02 = 43,994,416.18 : x
  2. Step 2: Convert to fraction form
    81,164,933.98/112,004,607.02 = 43,994,416.18/x
  3. Step 3: Cross multiply
    81,164,933.98x = 112,004,607.02 × 43,994,416.18
  4. Step 4: Simplify right side
    81,164,933.98x = 4,927,577,295,291,619
  5. Step 5: Solve for x
    x = 4,927,577,295,291,619/81,164,933.98
  6. Step 6: Final answer
    x = 60,710,667.20

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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.