Home / 697,439,860.42-962,467,060.00-384,174,074.39

Finding the Fourth Proportional to 697,439,860.42, 962,467,060.00 and 384,174,074.39

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Solution

The fourth proportional to 697,439,860.42, 962,467,060.00 and 384,174,074.39 is: 530,160,251.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,439,860.42 : 962,467,060.00 = 384,174,074.39 : x
  2. Step 2: Convert to fraction form
    697,439,860.42/962,467,060.00 = 384,174,074.39/x
  3. Step 3: Cross multiply
    697,439,860.42x = 962,467,060.00 × 384,174,074.39
  4. Step 4: Simplify right side
    697,439,860.42x = 369,754,891,909,188,544
  5. Step 5: Solve for x
    x = 369,754,891,909,188,544/697,439,860.42
  6. Step 6: Final answer
    x = 530,160,251.65

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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.