Home / 1,826,567,824.51-2,520,663,597.98-991,192,395.10

Finding the Fourth Proportional to 1,826,567,824.51, 2,520,663,597.98 and 991,192,395.10

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Solution

The fourth proportional to 1,826,567,824.51, 2,520,663,597.98 and 991,192,395.10 is: 1,367,845,505.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,567,824.51 : 2,520,663,597.98 = 991,192,395.10 : x
  2. Step 2: Convert to fraction form
    1,826,567,824.51/2,520,663,597.98 = 991,192,395.10/x
  3. Step 3: Cross multiply
    1,826,567,824.51x = 2,520,663,597.98 × 991,192,395.10
  4. Step 4: Simplify right side
    1,826,567,824.51x = 2,498,462,588,920,328,704
  5. Step 5: Solve for x
    x = 2,498,462,588,920,328,704/1,826,567,824.51
  6. Step 6: Final answer
    x = 1,367,845,505.32

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Double scale
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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.