Finding the Fourth Proportional to 10,928,277,407.84, 15,081,027,691.68 and 5,916,024,669.12
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Solution
The fourth proportional to 10,928,277,407.84, 15,081,027,691.68 and 5,916,024,669.12 is: 8,164,116,679.14
Step by Step Solution
- Step 1: Write the proportion equation
10,928,277,407.84 : 15,081,027,691.68 = 5,916,024,669.12 : x - Step 2: Convert to fraction form
10,928,277,407.84/15,081,027,691.68 = 5,916,024,669.12/x - Step 3: Cross multiply
10,928,277,407.84x = 15,081,027,691.68 × 5,916,024,669.12 - Step 4: Simplify right side
10,928,277,407.84x = 89,219,731,859,660,734,464 - Step 5: Solve for x
x = 89,219,731,859,660,734,464/10,928,277,407.84 - Step 6: Final answer
x = 8,164,116,679.14
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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.