Home / 785,159,596.69-1,083,562,853.66-450,629,444.59

Finding the Fourth Proportional to 785,159,596.69, 1,083,562,853.66 and 450,629,444.59

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Solution

The fourth proportional to 785,159,596.69, 1,083,562,853.66 and 450,629,444.59 is: 621,893,088.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,159,596.69 : 1,083,562,853.66 = 450,629,444.59 : x
  2. Step 2: Convert to fraction form
    785,159,596.69/1,083,562,853.66 = 450,629,444.59/x
  3. Step 3: Cross multiply
    785,159,596.69x = 1,083,562,853.66 × 450,629,444.59
  4. Step 4: Simplify right side
    785,159,596.69x = 488,285,326,923,161,280
  5. Step 5: Solve for x
    x = 488,285,326,923,161,280/785,159,596.69
  6. Step 6: Final answer
    x = 621,893,088.97

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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.