Home / 313,251,823.63-470,098,539.46-147,262,904.88

Finding the Fourth Proportional to 313,251,823.63, 470,098,539.46 and 147,262,904.88

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Solution

The fourth proportional to 313,251,823.63, 470,098,539.46 and 147,262,904.88 is: 220,998,159.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,251,823.63 : 470,098,539.46 = 147,262,904.88 : x
  2. Step 2: Convert to fraction form
    313,251,823.63/470,098,539.46 = 147,262,904.88/x
  3. Step 3: Cross multiply
    313,251,823.63x = 470,098,539.46 × 147,262,904.88
  4. Step 4: Simplify right side
    313,251,823.63x = 69,228,076,500,259,448
  5. Step 5: Solve for x
    x = 69,228,076,500,259,448/313,251,823.63
  6. Step 6: Final answer
    x = 220,998,159.56

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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.