Home / 995,227,391.68-1,373,686,970.88-577,674,199.60

Finding the Fourth Proportional to 995,227,391.68, 1,373,686,970.88 and 577,674,199.60

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Solution

The fourth proportional to 995,227,391.68, 1,373,686,970.88 and 577,674,199.60 is: 797,348,955.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,227,391.68 : 1,373,686,970.88 = 577,674,199.60 : x
  2. Step 2: Convert to fraction form
    995,227,391.68/1,373,686,970.88 = 577,674,199.60/x
  3. Step 3: Cross multiply
    995,227,391.68x = 1,373,686,970.88 × 577,674,199.60
  4. Step 4: Simplify right side
    995,227,391.68x = 793,543,521,404,052,608
  5. Step 5: Solve for x
    x = 793,543,521,404,052,608/995,227,391.68
  6. Step 6: Final answer
    x = 797,348,955.66

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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.