Home / 705,519,289.98-1,058,210,513.46-214,236,815.04

Finding the Fourth Proportional to 705,519,289.98, 1,058,210,513.46 and 214,236,815.04

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Solution

The fourth proportional to 705,519,289.98, 1,058,210,513.46 and 214,236,815.04 is: 321,334,445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,519,289.98 : 1,058,210,513.46 = 214,236,815.04 : x
  2. Step 2: Convert to fraction form
    705,519,289.98/1,058,210,513.46 = 214,236,815.04/x
  3. Step 3: Cross multiply
    705,519,289.98x = 1,058,210,513.46 × 214,236,815.04
  4. Step 4: Simplify right side
    705,519,289.98x = 226,707,650,045,513,440
  5. Step 5: Solve for x
    x = 226,707,650,045,513,440/705,519,289.98
  6. Step 6: Final answer
    x = 321,334,445.80

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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.