Home / 1,183,460,483.80-1,775,190,725.70-493,862,642.20

Finding the Fourth Proportional to 1,183,460,483.80, 1,775,190,725.70 and 493,862,642.20

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Solution

The fourth proportional to 1,183,460,483.80, 1,775,190,725.70 and 493,862,642.20 is: 740,793,963.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,460,483.80 : 1,775,190,725.70 = 493,862,642.20 : x
  2. Step 2: Convert to fraction form
    1,183,460,483.80/1,775,190,725.70 = 493,862,642.20/x
  3. Step 3: Cross multiply
    1,183,460,483.80x = 1,775,190,725.70 × 493,862,642.20
  4. Step 4: Simplify right side
    1,183,460,483.80x = 876,700,382,203,137,408
  5. Step 5: Solve for x
    x = 876,700,382,203,137,408/1,183,460,483.80
  6. Step 6: Final answer
    x = 740,793,963.30

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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.