Home / 2,911,641,881.40-4,367,462,822.10-1,932,089,830.20

Finding the Fourth Proportional to 2,911,641,881.40, 4,367,462,822.10 and 1,932,089,830.20

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Solution

The fourth proportional to 2,911,641,881.40, 4,367,462,822.10 and 1,932,089,830.20 is: 2,898,134,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,641,881.40 : 4,367,462,822.10 = 1,932,089,830.20 : x
  2. Step 2: Convert to fraction form
    2,911,641,881.40/4,367,462,822.10 = 1,932,089,830.20/x
  3. Step 3: Cross multiply
    2,911,641,881.40x = 4,367,462,822.10 × 1,932,089,830.20
  4. Step 4: Simplify right side
    2,911,641,881.40x = 8,438,330,502,356,002,816
  5. Step 5: Solve for x
    x = 8,438,330,502,356,002,816/2,911,641,881.40
  6. Step 6: Final answer
    x = 2,898,134,745.30

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Double scale
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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.