Home / 54,350,556,478,756-81,526,139,492,904-18,128,868,987,141

Finding the Fourth Proportional to 54,350,556,478,756, 81,526,139,492,904 and 18,128,868,987,141

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Solution

The fourth proportional to 54,350,556,478,756, 81,526,139,492,904 and 18,128,868,987,141 is: 27,193,405,139,686.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,350,556,478,756 : 81,526,139,492,904 = 18,128,868,987,141 : x
  2. Step 2: Convert to fraction form
    54,350,556,478,756/81,526,139,492,904 = 18,128,868,987,141/x
  3. Step 3: Cross multiply
    54,350,556,478,756x = 81,526,139,492,904 × 18,128,868,987,141
  4. Step 4: Simplify right side
    54,350,556,478,756x = 1,477,976,701,894,238,493,342,695,424
  5. Step 5: Solve for x
    x = 1,477,976,701,894,238,493,342,695,424/54,350,556,478,756
  6. Step 6: Final answer
    x = 27,193,405,139,686.75

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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.