Home / 577,723,434.70-797,258,339.86-330,210,103.36

Finding the Fourth Proportional to 577,723,434.70, 797,258,339.86 and 330,210,103.36

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Solution

The fourth proportional to 577,723,434.70, 797,258,339.86 and 330,210,103.36 is: 455,689,942.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,723,434.70 : 797,258,339.86 = 330,210,103.36 : x
  2. Step 2: Convert to fraction form
    577,723,434.70/797,258,339.86 = 330,210,103.36/x
  3. Step 3: Cross multiply
    577,723,434.70x = 797,258,339.86 × 330,210,103.36
  4. Step 4: Simplify right side
    577,723,434.70x = 263,262,758,809,792,640
  5. Step 5: Solve for x
    x = 263,262,758,809,792,640/577,723,434.70
  6. Step 6: Final answer
    x = 455,689,942.62

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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.