Home / 1,605,703,531.61-2,216,649,435.12-1,076,874,072.05

Finding the Fourth Proportional to 1,605,703,531.61, 2,216,649,435.12 and 1,076,874,072.05

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Solution

The fourth proportional to 1,605,703,531.61, 2,216,649,435.12 and 1,076,874,072.05 is: 1,486,608,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,703,531.61 : 2,216,649,435.12 = 1,076,874,072.05 : x
  2. Step 2: Convert to fraction form
    1,605,703,531.61/2,216,649,435.12 = 1,076,874,072.05/x
  3. Step 3: Cross multiply
    1,605,703,531.61x = 2,216,649,435.12 × 1,076,874,072.05
  4. Step 4: Simplify right side
    1,605,703,531.61x = 2,387,052,303,505,006,592
  5. Step 5: Solve for x
    x = 2,387,052,303,505,006,592/1,605,703,531.61
  6. Step 6: Final answer
    x = 1,486,608,366.06

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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.