Home / 20,465,512,655.80-30,698,268,983.70-4,955,938,511.80

Finding the Fourth Proportional to 20,465,512,655.80, 30,698,268,983.70 and 4,955,938,511.80

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Solution

The fourth proportional to 20,465,512,655.80, 30,698,268,983.70 and 4,955,938,511.80 is: 7,433,907,767.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,465,512,655.80 : 30,698,268,983.70 = 4,955,938,511.80 : x
  2. Step 2: Convert to fraction form
    20,465,512,655.80/30,698,268,983.70 = 4,955,938,511.80/x
  3. Step 3: Cross multiply
    20,465,512,655.80x = 30,698,268,983.70 × 4,955,938,511.80
  4. Step 4: Simplify right side
    20,465,512,655.80x = 152,138,733,501,914,284,032
  5. Step 5: Solve for x
    x = 152,138,733,501,914,284,032/20,465,512,655.80
  6. Step 6: Final answer
    x = 7,433,907,767.70

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1.5x scale

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.