Home / 971,106,509.81-1,339,821,035.19-594,370,351.73

Finding the Fourth Proportional to 971,106,509.81, 1,339,821,035.19 and 594,370,351.73

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Solution

The fourth proportional to 971,106,509.81, 1,339,821,035.19 and 594,370,351.73 is: 820,043,828.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,106,509.81 : 1,339,821,035.19 = 594,370,351.73 : x
  2. Step 2: Convert to fraction form
    971,106,509.81/1,339,821,035.19 = 594,370,351.73/x
  3. Step 3: Cross multiply
    971,106,509.81x = 1,339,821,035.19 × 594,370,351.73
  4. Step 4: Simplify right side
    971,106,509.81x = 796,349,899,934,433,920
  5. Step 5: Solve for x
    x = 796,349,899,934,433,920/971,106,509.81
  6. Step 6: Final answer
    x = 820,043,828.25

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Double scale
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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.