Home / 898,810,647,214.74-1,240,492,992,453.50-707,561,975,646.81

Finding the Fourth Proportional to 898,810,647,214.74, 1,240,492,992,453.50 and 707,561,975,646.81

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Solution

The fourth proportional to 898,810,647,214.74, 1,240,492,992,453.50 and 707,561,975,646.81 is: 976,541,249,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,810,647,214.74 : 1,240,492,992,453.50 = 707,561,975,646.81 : x
  2. Step 2: Convert to fraction form
    898,810,647,214.74/1,240,492,992,453.50 = 707,561,975,646.81/x
  3. Step 3: Cross multiply
    898,810,647,214.74x = 1,240,492,992,453.50 × 707,561,975,646.81
  4. Step 4: Simplify right side
    898,810,647,214.74x = 877,725,672,516,421,878,284,288
  5. Step 5: Solve for x
    x = 877,725,672,516,421,878,284,288/898,810,647,214.74
  6. Step 6: Final answer
    x = 976,541,249,523.85

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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.