Home / 105,409,725.84-145,463,994.18-58,999,967.46

Finding the Fourth Proportional to 105,409,725.84, 145,463,994.18 and 58,999,967.46

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Solution

The fourth proportional to 105,409,725.84, 145,463,994.18 and 58,999,967.46 is: 81,419,156.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,409,725.84 : 145,463,994.18 = 58,999,967.46 : x
  2. Step 2: Convert to fraction form
    105,409,725.84/145,463,994.18 = 58,999,967.46/x
  3. Step 3: Cross multiply
    105,409,725.84x = 145,463,994.18 × 58,999,967.46
  4. Step 4: Simplify right side
    105,409,725.84x = 8,582,370,923,221,630
  5. Step 5: Solve for x
    x = 8,582,370,923,221,630/105,409,725.84
  6. Step 6: Final answer
    x = 81,419,156.11

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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.