Finding the Fourth Proportional to 7,967,616,154.08, 10,995,363,448.32 and 4,350,665,005.08
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Solution
The fourth proportional to 7,967,616,154.08, 10,995,363,448.32 and 4,350,665,005.08 is: 6,003,946,732.33
Step by Step Solution
- Step 1: Write the proportion equation
7,967,616,154.08 : 10,995,363,448.32 = 4,350,665,005.08 : x - Step 2: Convert to fraction form
7,967,616,154.08/10,995,363,448.32 = 4,350,665,005.08/x - Step 3: Cross multiply
7,967,616,154.08x = 10,995,363,448.32 × 4,350,665,005.08 - Step 4: Simplify right side
7,967,616,154.08x = 47,837,142,972,741,574,656 - Step 5: Solve for x
x = 47,837,142,972,741,574,656/7,967,616,154.08 - Step 6: Final answer
x = 6,003,946,732.33
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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.