Home / 1,185,880,278.44-1,635,560,553.72-1,042,519,514.98

Finding the Fourth Proportional to 1,185,880,278.44, 1,635,560,553.72 and 1,042,519,514.98

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Solution

The fourth proportional to 1,185,880,278.44, 1,635,560,553.72 and 1,042,519,514.98 is: 1,437,838,056.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,880,278.44 : 1,635,560,553.72 = 1,042,519,514.98 : x
  2. Step 2: Convert to fraction form
    1,185,880,278.44/1,635,560,553.72 = 1,042,519,514.98/x
  3. Step 3: Cross multiply
    1,185,880,278.44x = 1,635,560,553.72 × 1,042,519,514.98
  4. Step 4: Simplify right side
    1,185,880,278.44x = 1,705,103,795,184,594,688
  5. Step 5: Solve for x
    x = 1,705,103,795,184,594,688/1,185,880,278.44
  6. Step 6: Final answer
    x = 1,437,838,056.83

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Double scale
Find fourth proportional to 1,185,880,279.44, 1,635,560,555.10 and 1,042,519,515.98
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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.