Home / 331,378,539.84-497,070,300.42-147,096,473.76

Finding the Fourth Proportional to 331,378,539.84, 497,070,300.42 and 147,096,473.76

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Solution

The fourth proportional to 331,378,539.84, 497,070,300.42 and 147,096,473.76 is: 220,645,816.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,378,539.84 : 497,070,300.42 = 147,096,473.76 : x
  2. Step 2: Convert to fraction form
    331,378,539.84/497,070,300.42 = 147,096,473.76/x
  3. Step 3: Cross multiply
    331,378,539.84x = 497,070,300.42 × 147,096,473.76
  4. Step 4: Simplify right side
    331,378,539.84x = 73,117,288,402,605,840
  5. Step 5: Solve for x
    x = 73,117,288,402,605,840/331,378,539.84
  6. Step 6: Final answer
    x = 220,645,816.23

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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.