Finding the Fourth Proportional to 6,832,984,945.80, 10,249,477,418.70 and 1,925,658,751.80
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Solution
The fourth proportional to 6,832,984,945.80, 10,249,477,418.70 and 1,925,658,751.80 is: 2,888,488,127.70
Step by Step Solution
- Step 1: Write the proportion equation
6,832,984,945.80 : 10,249,477,418.70 = 1,925,658,751.80 : x - Step 2: Convert to fraction form
6,832,984,945.80/10,249,477,418.70 = 1,925,658,751.80/x - Step 3: Cross multiply
6,832,984,945.80x = 10,249,477,418.70 × 1,925,658,751.80 - Step 4: Simplify right side
6,832,984,945.80x = 19,736,995,892,696,129,536 - Step 5: Solve for x
x = 19,736,995,892,696,129,536/6,832,984,945.80 - Step 6: Final answer
x = 2,888,488,127.70
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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.