Home / 185,068,446,947.33-255,431,083,473.95-120,043,459,147.90

Finding the Fourth Proportional to 185,068,446,947.33, 255,431,083,473.95 and 120,043,459,147.90

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Solution

The fourth proportional to 185,068,446,947.33, 255,431,083,473.95 and 120,043,459,147.90 is: 165,683,731,289.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,068,446,947.33 : 255,431,083,473.95 = 120,043,459,147.90 : x
  2. Step 2: Convert to fraction form
    185,068,446,947.33/255,431,083,473.95 = 120,043,459,147.90/x
  3. Step 3: Cross multiply
    185,068,446,947.33x = 255,431,083,473.95 × 120,043,459,147.90
  4. Step 4: Simplify right side
    185,068,446,947.33x = 30,662,830,834,108,952,739,840
  5. Step 5: Solve for x
    x = 30,662,830,834,108,952,739,840/185,068,446,947.33
  6. Step 6: Final answer
    x = 165,683,731,289.08

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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.