Home / 165,549,261,965.99-248,323,892,670.40-39,779,859,001.79

Finding the Fourth Proportional to 165,549,261,965.99, 248,323,892,670.40 and 39,779,859,001.79

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Solution

The fourth proportional to 165,549,261,965.99, 248,323,892,670.40 and 39,779,859,001.79 is: 59,669,788,435.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,549,261,965.99 : 248,323,892,670.40 = 39,779,859,001.79 : x
  2. Step 2: Convert to fraction form
    165,549,261,965.99/248,323,892,670.40 = 39,779,859,001.79/x
  3. Step 3: Cross multiply
    165,549,261,965.99x = 248,323,892,670.40 × 39,779,859,001.79
  4. Step 4: Simplify right side
    165,549,261,965.99x = 9,878,289,437,202,904,514,560
  5. Step 5: Solve for x
    x = 9,878,289,437,202,904,514,560/165,549,261,965.99
  6. Step 6: Final answer
    x = 59,669,788,435.74

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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.