Finding the Fourth Proportional to 5,309,243,685,638.60, 7,326,678,312,206.60 and 2,965,477,272,377
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Solution
The fourth proportional to 5,309,243,685,638.60, 7,326,678,312,206.60 and 2,965,477,272,377 is: 4,092,315,083,528.29
Step by Step Solution
- Step 1: Write the proportion equation
5,309,243,685,638.60 : 7,326,678,312,206.60 = 2,965,477,272,377 : x - Step 2: Convert to fraction form
5,309,243,685,638.60/7,326,678,312,206.60 = 2,965,477,272,377/x - Step 3: Cross multiply
5,309,243,685,638.60x = 7,326,678,312,206.60 × 2,965,477,272,377 - Step 4: Simplify right side
5,309,243,685,638.60x = 21,727,098,016,866,149,712,527,360 - Step 5: Solve for x
x = 21,727,098,016,866,149,712,527,360/5,309,243,685,638.60 - Step 6: Final answer
x = 4,092,315,083,528.29
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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.