Home / 530,134,480.80-795,201,721.20-166,628,836.80

Finding the Fourth Proportional to 530,134,480.80, 795,201,721.20 and 166,628,836.80

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Solution

The fourth proportional to 530,134,480.80, 795,201,721.20 and 166,628,836.80 is: 249,943,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,134,480.80 : 795,201,721.20 = 166,628,836.80 : x
  2. Step 2: Convert to fraction form
    530,134,480.80/795,201,721.20 = 166,628,836.80/x
  3. Step 3: Cross multiply
    530,134,480.80x = 795,201,721.20 × 166,628,836.80
  4. Step 4: Simplify right side
    530,134,480.80x = 132,503,537,824,913,920
  5. Step 5: Solve for x
    x = 132,503,537,824,913,920/530,134,480.80
  6. Step 6: Final answer
    x = 249,943,255.20

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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.