Home / 540,631,021,921.75-746,071,362,397.10-293,433,351,506.28

Finding the Fourth Proportional to 540,631,021,921.75, 746,071,362,397.10 and 293,433,351,506.28

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Solution

The fourth proportional to 540,631,021,921.75, 746,071,362,397.10 and 293,433,351,506.28 is: 404,938,324,761.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,631,021,921.75 : 746,071,362,397.10 = 293,433,351,506.28 : x
  2. Step 2: Convert to fraction form
    540,631,021,921.75/746,071,362,397.10 = 293,433,351,506.28/x
  3. Step 3: Cross multiply
    540,631,021,921.75x = 746,071,362,397.10 × 293,433,351,506.28
  4. Step 4: Simplify right side
    540,631,021,921.75x = 218,922,220,331,037,473,374,208
  5. Step 5: Solve for x
    x = 218,922,220,331,037,473,374,208/540,631,021,921.75
  6. Step 6: Final answer
    x = 404,938,324,761.40

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Double scale
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1.5x scale

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.