Home / 838,259,608,889.60-1,257,389,413,334.40-460,805,551,827.20

Finding the Fourth Proportional to 838,259,608,889.60, 1,257,389,413,334.40 and 460,805,551,827.20

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Solution

The fourth proportional to 838,259,608,889.60, 1,257,389,413,334.40 and 460,805,551,827.20 is: 691,208,327,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,259,608,889.60 : 1,257,389,413,334.40 = 460,805,551,827.20 : x
  2. Step 2: Convert to fraction form
    838,259,608,889.60/1,257,389,413,334.40 = 460,805,551,827.20/x
  3. Step 3: Cross multiply
    838,259,608,889.60x = 1,257,389,413,334.40 × 460,805,551,827.20
  4. Step 4: Simplify right side
    838,259,608,889.60x = 579,412,022,473,237,450,457,088
  5. Step 5: Solve for x
    x = 579,412,022,473,237,450,457,088/838,259,608,889.60
  6. Step 6: Final answer
    x = 691,208,327,740.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.