Home / 254,413,679.10-381,620,518.65-254,413,679.10

Finding the Fourth Proportional to 254,413,679.10, 381,620,518.65 and 254,413,679.10

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Solution

The fourth proportional to 254,413,679.10, 381,620,518.65 and 254,413,679.10 is: 381,620,518.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,413,679.10 : 381,620,518.65 = 254,413,679.10 : x
  2. Step 2: Convert to fraction form
    254,413,679.10/381,620,518.65 = 254,413,679.10/x
  3. Step 3: Cross multiply
    254,413,679.10x = 381,620,518.65 × 254,413,679.10
  4. Step 4: Simplify right side
    254,413,679.10x = 97,089,480,169,796,656
  5. Step 5: Solve for x
    x = 97,089,480,169,796,656/254,413,679.10
  6. Step 6: Final answer
    x = 381,620,518.65

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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.