Home / 845,847,971.22-1,269,031,754.10-403,754,783.70

Finding the Fourth Proportional to 845,847,971.22, 1,269,031,754.10 and 403,754,783.70

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Solution

The fourth proportional to 845,847,971.22, 1,269,031,754.10 and 403,754,783.70 is: 605,756,186.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,847,971.22 : 1,269,031,754.10 = 403,754,783.70 : x
  2. Step 2: Convert to fraction form
    845,847,971.22/1,269,031,754.10 = 403,754,783.70/x
  3. Step 3: Cross multiply
    845,847,971.22x = 1,269,031,754.10 × 403,754,783.70
  4. Step 4: Simplify right side
    845,847,971.22x = 512,377,641,385,077,056
  5. Step 5: Solve for x
    x = 512,377,641,385,077,056/845,847,971.22
  6. Step 6: Final answer
    x = 605,756,186.48

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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.