Home / 1,695,316,393.08-2,339,010,814.59-989,959,554.36

Finding the Fourth Proportional to 1,695,316,393.08, 2,339,010,814.59 and 989,959,554.36

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Solution

The fourth proportional to 1,695,316,393.08, 2,339,010,814.59 and 989,959,554.36 is: 1,365,837,145.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,316,393.08 : 2,339,010,814.59 = 989,959,554.36 : x
  2. Step 2: Convert to fraction form
    1,695,316,393.08/2,339,010,814.59 = 989,959,554.36/x
  3. Step 3: Cross multiply
    1,695,316,393.08x = 2,339,010,814.59 × 989,959,554.36
  4. Step 4: Simplify right side
    1,695,316,393.08x = 2,315,526,103,654,737,408
  5. Step 5: Solve for x
    x = 2,315,526,103,654,737,408/1,695,316,393.08
  6. Step 6: Final answer
    x = 1,365,837,145.86

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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.