Home / 641,596,215.76-962,601,585.40-296,776,037.36

Finding the Fourth Proportional to 641,596,215.76, 962,601,585.40 and 296,776,037.36

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Solution

The fourth proportional to 641,596,215.76, 962,601,585.40 and 296,776,037.36 is: 445,259,926.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,596,215.76 : 962,601,585.40 = 296,776,037.36 : x
  2. Step 2: Convert to fraction form
    641,596,215.76/962,601,585.40 = 296,776,037.36/x
  3. Step 3: Cross multiply
    641,596,215.76x = 962,601,585.40 × 296,776,037.36
  4. Step 4: Simplify right side
    641,596,215.76x = 285,677,084,071,465,632
  5. Step 5: Solve for x
    x = 285,677,084,071,465,632/641,596,215.76
  6. Step 6: Final answer
    x = 445,259,926.81

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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.