Home / 1,486,139,779.12-2,050,751,598-874,989,375.64

Finding the Fourth Proportional to 1,486,139,779.12, 2,050,751,598 and 874,989,375.64

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Solution

The fourth proportional to 1,486,139,779.12, 2,050,751,598 and 874,989,375.64 is: 1,207,413,922.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,139,779.12 : 2,050,751,598 = 874,989,375.64 : x
  2. Step 2: Convert to fraction form
    1,486,139,779.12/2,050,751,598 = 874,989,375.64/x
  3. Step 3: Cross multiply
    1,486,139,779.12x = 2,050,751,598 × 874,989,375.64
  4. Step 4: Simplify right side
    1,486,139,779.12x = 1,794,385,860,326,752,256
  5. Step 5: Solve for x
    x = 1,794,385,860,326,752,256/1,486,139,779.12
  6. Step 6: Final answer
    x = 1,207,413,922.66

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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.