Home / 1,615,486,351.32-2,229,548,307.93-937,452,665.88

Finding the Fourth Proportional to 1,615,486,351.32, 2,229,548,307.93 and 937,452,665.88

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Solution

The fourth proportional to 1,615,486,351.32, 2,229,548,307.93 and 937,452,665.88 is: 1,293,787,473.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,486,351.32 : 2,229,548,307.93 = 937,452,665.88 : x
  2. Step 2: Convert to fraction form
    1,615,486,351.32/2,229,548,307.93 = 937,452,665.88/x
  3. Step 3: Cross multiply
    1,615,486,351.32x = 2,229,548,307.93 × 937,452,665.88
  4. Step 4: Simplify right side
    1,615,486,351.32x = 2,090,096,004,977,221,376
  5. Step 5: Solve for x
    x = 2,090,096,004,977,221,376/1,615,486,351.32
  6. Step 6: Final answer
    x = 1,293,787,473.52

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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.