Home / 1,109,399,976-1,531,020,091.82-614,362,684.50

Finding the Fourth Proportional to 1,109,399,976, 1,531,020,091.82 and 614,362,684.50

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Solution

The fourth proportional to 1,109,399,976, 1,531,020,091.82 and 614,362,684.50 is: 847,847,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,399,976 : 1,531,020,091.82 = 614,362,684.50 : x
  2. Step 2: Convert to fraction form
    1,109,399,976/1,531,020,091.82 = 614,362,684.50/x
  3. Step 3: Cross multiply
    1,109,399,976x = 1,531,020,091.82 × 614,362,684.50
  4. Step 4: Simplify right side
    1,109,399,976x = 940,601,613,630,899,968
  5. Step 5: Solve for x
    x = 940,601,613,630,899,968/1,109,399,976
  6. Step 6: Final answer
    x = 847,847,155.20

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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.