Home / 1,475,149,513.20-2,212,836,244.20-439,929,596.40

Finding the Fourth Proportional to 1,475,149,513.20, 2,212,836,244.20 and 439,929,596.40

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Solution

The fourth proportional to 1,475,149,513.20, 2,212,836,244.20 and 439,929,596.40 is: 659,927,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,149,513.20 : 2,212,836,244.20 = 439,929,596.40 : x
  2. Step 2: Convert to fraction form
    1,475,149,513.20/2,212,836,244.20 = 439,929,596.40/x
  3. Step 3: Cross multiply
    1,475,149,513.20x = 2,212,836,244.20 × 439,929,596.40
  4. Step 4: Simplify right side
    1,475,149,513.20x = 973,492,155,810,197,760
  5. Step 5: Solve for x
    x = 973,492,155,810,197,760/1,475,149,513.20
  6. Step 6: Final answer
    x = 659,927,788.40

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Double scale
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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.