Home / 857,002,725,904.75-1,182,663,954,792.10-471,627,071,756.20

Finding the Fourth Proportional to 857,002,725,904.75, 1,182,663,954,792.10 and 471,627,071,756.20

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Solution

The fourth proportional to 857,002,725,904.75, 1,182,663,954,792.10 and 471,627,071,756.20 is: 650,845,465,259.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,002,725,904.75 : 1,182,663,954,792.10 = 471,627,071,756.20 : x
  2. Step 2: Convert to fraction form
    857,002,725,904.75/1,182,663,954,792.10 = 471,627,071,756.20/x
  3. Step 3: Cross multiply
    857,002,725,904.75x = 1,182,663,954,792.10 × 471,627,071,756.20
  4. Step 4: Simplify right side
    857,002,725,904.75x = 557,776,337,870,205,092,888,576
  5. Step 5: Solve for x
    x = 557,776,337,870,205,092,888,576/857,002,725,904.75
  6. Step 6: Final answer
    x = 650,845,465,259.58

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Double scale
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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.