Home / 845,127,541.44-1,166,253,503.66-487,883,261.44

Finding the Fourth Proportional to 845,127,541.44, 1,166,253,503.66 and 487,883,261.44

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Solution

The fourth proportional to 845,127,541.44, 1,166,253,503.66 and 487,883,261.44 is: 673,265,909.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,127,541.44 : 1,166,253,503.66 = 487,883,261.44 : x
  2. Step 2: Convert to fraction form
    845,127,541.44/1,166,253,503.66 = 487,883,261.44/x
  3. Step 3: Cross multiply
    845,127,541.44x = 1,166,253,503.66 × 487,883,261.44
  4. Step 4: Simplify right side
    845,127,541.44x = 568,995,563,031,467,840
  5. Step 5: Solve for x
    x = 568,995,563,031,467,840/845,127,541.44
  6. Step 6: Final answer
    x = 673,265,909.74

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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.