Home / 105,440,917.84-158,226,023.04-47,197,842.52

Finding the Fourth Proportional to 105,440,917.84, 158,226,023.04 and 47,197,842.52

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Solution

The fourth proportional to 105,440,917.84, 158,226,023.04 and 47,197,842.52 is: 70,825,700.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,440,917.84 : 158,226,023.04 = 47,197,842.52 : x
  2. Step 2: Convert to fraction form
    105,440,917.84/158,226,023.04 = 47,197,842.52/x
  3. Step 3: Cross multiply
    105,440,917.84x = 158,226,023.04 × 47,197,842.52
  4. Step 4: Simplify right side
    105,440,917.84x = 7,467,926,918,007,812
  5. Step 5: Solve for x
    x = 7,467,926,918,007,812/105,440,917.84
  6. Step 6: Final answer
    x = 70,825,700.98

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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.