Home / 1,105,780,080.54-1,525,967,442.44-603,989,184.18

Finding the Fourth Proportional to 1,105,780,080.54, 1,525,967,442.44 and 603,989,184.18

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Solution

The fourth proportional to 1,105,780,080.54, 1,525,967,442.44 and 603,989,184.18 is: 833,500,120.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,780,080.54 : 1,525,967,442.44 = 603,989,184.18 : x
  2. Step 2: Convert to fraction form
    1,105,780,080.54/1,525,967,442.44 = 603,989,184.18/x
  3. Step 3: Cross multiply
    1,105,780,080.54x = 1,525,967,442.44 × 603,989,184.18
  4. Step 4: Simplify right side
    1,105,780,080.54x = 921,667,830,644,576,640
  5. Step 5: Solve for x
    x = 921,667,830,644,576,640/1,105,780,080.54
  6. Step 6: Final answer
    x = 833,500,120.74

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Double scale
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1.5x scale

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.