Home / 1,108,894,053.46-1,530,285,887.01-613,865,028.82

Finding the Fourth Proportional to 1,108,894,053.46, 1,530,285,887.01 and 613,865,028.82

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Solution

The fourth proportional to 1,108,894,053.46, 1,530,285,887.01 and 613,865,028.82 is: 847,140,434.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,894,053.46 : 1,530,285,887.01 = 613,865,028.82 : x
  2. Step 2: Convert to fraction form
    1,108,894,053.46/1,530,285,887.01 = 613,865,028.82/x
  3. Step 3: Cross multiply
    1,108,894,053.46x = 1,530,285,887.01 × 613,865,028.82
  4. Step 4: Simplify right side
    1,108,894,053.46x = 939,388,990,132,232,960
  5. Step 5: Solve for x
    x = 939,388,990,132,232,960/1,108,894,053.46
  6. Step 6: Final answer
    x = 847,140,434.38

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Half scale
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Double scale
Find fourth proportional to 1,108,894,054.46, 1,530,285,888.39 and 613,865,029.82
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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.