Home / 5,568,006,178.40-7,681,968,108.44-3,156,430,127.36

Finding the Fourth Proportional to 5,568,006,178.40, 7,681,968,108.44 and 3,156,430,127.36

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Solution

The fourth proportional to 5,568,006,178.40, 7,681,968,108.44 and 3,156,430,127.36 is: 4,354,807,591.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568,006,178.40 : 7,681,968,108.44 = 3,156,430,127.36 : x
  2. Step 2: Convert to fraction form
    5,568,006,178.40/7,681,968,108.44 = 3,156,430,127.36/x
  3. Step 3: Cross multiply
    5,568,006,178.40x = 7,681,968,108.44 × 3,156,430,127.36
  4. Step 4: Simplify right side
    5,568,006,178.40x = 24,247,595,574,898,728,960
  5. Step 5: Solve for x
    x = 24,247,595,574,898,728,960/5,568,006,178.40
  6. Step 6: Final answer
    x = 4,354,807,591.44

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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.