Home / 857,002,725,919.95-1,182,663,954,813.10-471,627,071,771.51

Finding the Fourth Proportional to 857,002,725,919.95, 1,182,663,954,813.10 and 471,627,071,771.51

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Solution

The fourth proportional to 857,002,725,919.95, 1,182,663,954,813.10 and 471,627,071,771.51 is: 650,845,465,280.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,002,725,919.95 : 1,182,663,954,813.10 = 471,627,071,771.51 : x
  2. Step 2: Convert to fraction form
    857,002,725,919.95/1,182,663,954,813.10 = 471,627,071,771.51/x
  3. Step 3: Cross multiply
    857,002,725,919.95x = 1,182,663,954,813.10 × 471,627,071,771.51
  4. Step 4: Simplify right side
    857,002,725,919.95x = 557,776,337,898,215,862,960,128
  5. Step 5: Solve for x
    x = 557,776,337,898,215,862,960,128/857,002,725,919.95
  6. Step 6: Final answer
    x = 650,845,465,280.72

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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.