Home / 1,235,529,398.88-1,705,135,721.64-699,776,363.76

Finding the Fourth Proportional to 1,235,529,398.88, 1,705,135,721.64 and 699,776,363.76

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Solution

The fourth proportional to 1,235,529,398.88, 1,705,135,721.64 and 699,776,363.76 is: 965,750,937.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,529,398.88 : 1,705,135,721.64 = 699,776,363.76 : x
  2. Step 2: Convert to fraction form
    1,235,529,398.88/1,705,135,721.64 = 699,776,363.76/x
  3. Step 3: Cross multiply
    1,235,529,398.88x = 1,705,135,721.64 × 699,776,363.76
  4. Step 4: Simplify right side
    1,235,529,398.88x = 1,193,213,675,006,522,880
  5. Step 5: Solve for x
    x = 1,193,213,675,006,522,880/1,235,529,398.88
  6. Step 6: Final answer
    x = 965,750,937.28

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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.