Home / 1,538,067,223.80-2,307,163,821.30-447,550,291.80

Finding the Fourth Proportional to 1,538,067,223.80, 2,307,163,821.30 and 447,550,291.80

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Solution

The fourth proportional to 1,538,067,223.80, 2,307,163,821.30 and 447,550,291.80 is: 671,343,765.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,067,223.80 : 2,307,163,821.30 = 447,550,291.80 : x
  2. Step 2: Convert to fraction form
    1,538,067,223.80/2,307,163,821.30 = 447,550,291.80/x
  3. Step 3: Cross multiply
    1,538,067,223.80x = 2,307,163,821.30 × 447,550,291.80
  4. Step 4: Simplify right side
    1,538,067,223.80x = 1,032,571,841,453,218,176
  5. Step 5: Solve for x
    x = 1,032,571,841,453,218,176/1,538,067,223.80
  6. Step 6: Final answer
    x = 671,343,765.39

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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.