Home / 1,488,864,812.40-2,233,297,218.60-383,467,532.40

Finding the Fourth Proportional to 1,488,864,812.40, 2,233,297,218.60 and 383,467,532.40

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Solution

The fourth proportional to 1,488,864,812.40, 2,233,297,218.60 and 383,467,532.40 is: 575,201,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,864,812.40 : 2,233,297,218.60 = 383,467,532.40 : x
  2. Step 2: Convert to fraction form
    1,488,864,812.40/2,233,297,218.60 = 383,467,532.40/x
  3. Step 3: Cross multiply
    1,488,864,812.40x = 2,233,297,218.60 × 383,467,532.40
  4. Step 4: Simplify right side
    1,488,864,812.40x = 856,396,973,532,325,248
  5. Step 5: Solve for x
    x = 856,396,973,532,325,248/1,488,864,812.40
  6. Step 6: Final answer
    x = 575,201,298.60

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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.