Home / 3,543,477,050.09-4,890,000,290.78-1,913,999,874.49

Finding the Fourth Proportional to 3,543,477,050.09, 4,890,000,290.78 and 1,913,999,874.49

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Solution

The fourth proportional to 3,543,477,050.09, 4,890,000,290.78 and 1,913,999,874.49 is: 2,641,320,886.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,477,050.09 : 4,890,000,290.78 = 1,913,999,874.49 : x
  2. Step 2: Convert to fraction form
    3,543,477,050.09/4,890,000,290.78 = 1,913,999,874.49/x
  3. Step 3: Cross multiply
    3,543,477,050.09x = 4,890,000,290.78 × 1,913,999,874.49
  4. Step 4: Simplify right side
    3,543,477,050.09x = 9,359,459,942,827,565,056
  5. Step 5: Solve for x
    x = 9,359,459,942,827,565,056/3,543,477,050.09
  6. Step 6: Final answer
    x = 2,641,320,886.39

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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.