Home / 898,810,647,213.24-1,240,492,992,451.40-707,561,975,645.31

Finding the Fourth Proportional to 898,810,647,213.24, 1,240,492,992,451.40 and 707,561,975,645.31

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Solution

The fourth proportional to 898,810,647,213.24, 1,240,492,992,451.40 and 707,561,975,645.31 is: 976,541,249,521.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,810,647,213.24 : 1,240,492,992,451.40 = 707,561,975,645.31 : x
  2. Step 2: Convert to fraction form
    898,810,647,213.24/1,240,492,992,451.40 = 707,561,975,645.31/x
  3. Step 3: Cross multiply
    898,810,647,213.24x = 1,240,492,992,451.40 × 707,561,975,645.31
  4. Step 4: Simplify right side
    898,810,647,213.24x = 877,725,672,513,075,159,236,608
  5. Step 5: Solve for x
    x = 877,725,672,513,075,159,236,608/898,810,647,213.24
  6. Step 6: Final answer
    x = 976,541,249,521.76

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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.