Home / 857,002,725,909.50-1,182,663,954,798.80-471,627,071,761.09

Finding the Fourth Proportional to 857,002,725,909.50, 1,182,663,954,798.80 and 471,627,071,761.09

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Solution

The fourth proportional to 857,002,725,909.50, 1,182,663,954,798.80 and 471,627,071,761.09 is: 650,845,465,266.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,002,725,909.50 : 1,182,663,954,798.80 = 471,627,071,761.09 : x
  2. Step 2: Convert to fraction form
    857,002,725,909.50/1,182,663,954,798.80 = 471,627,071,761.09/x
  3. Step 3: Cross multiply
    857,002,725,909.50x = 1,182,663,954,798.80 × 471,627,071,761.09
  4. Step 4: Simplify right side
    857,002,725,909.50x = 557,776,337,879,148,221,431,808
  5. Step 5: Solve for x
    x = 557,776,337,879,148,221,431,808/857,002,725,909.50
  6. Step 6: Final answer
    x = 650,845,465,266.41

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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.