Finding the Fourth Proportional to 3,219,264,034.05, 4,828,896,051.08 and 1,038,450,619.65
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Solution
The fourth proportional to 3,219,264,034.05, 4,828,896,051.08 and 1,038,450,619.65 is: 1,557,675,929.48
Step by Step Solution
- Step 1: Write the proportion equation
3,219,264,034.05 : 4,828,896,051.08 = 1,038,450,619.65 : x - Step 2: Convert to fraction form
3,219,264,034.05/4,828,896,051.08 = 1,038,450,619.65/x - Step 3: Cross multiply
3,219,264,034.05x = 4,828,896,051.08 × 1,038,450,619.65 - Step 4: Simplify right side
3,219,264,034.05x = 5,014,570,096,464,271,360 - Step 5: Solve for x
x = 5,014,570,096,464,271,360/3,219,264,034.05 - Step 6: Final answer
x = 1,557,675,929.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.