Home / 897,377,299.21-1,238,587,297.28-526,218,904.81

Finding the Fourth Proportional to 897,377,299.21, 1,238,587,297.28 and 526,218,904.81

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Solution

The fourth proportional to 897,377,299.21, 1,238,587,297.28 and 526,218,904.81 is: 726,303,252.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,377,299.21 : 1,238,587,297.28 = 526,218,904.81 : x
  2. Step 2: Convert to fraction form
    897,377,299.21/1,238,587,297.28 = 526,218,904.81/x
  3. Step 3: Cross multiply
    897,377,299.21x = 1,238,587,297.28 × 526,218,904.81
  4. Step 4: Simplify right side
    897,377,299.21x = 651,768,051,086,259,456
  5. Step 5: Solve for x
    x = 651,768,051,086,259,456/897,377,299.21
  6. Step 6: Final answer
    x = 726,303,252.44

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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.