Finding the Fourth Proportional to 3,859,549,828.84, 5,774,715,264.66 and 2,286,501,412.42
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Solution
The fourth proportional to 3,859,549,828.84, 5,774,715,264.66 and 2,286,501,412.42 is: 3,421,097,069.48
Step by Step Solution
- Step 1: Write the proportion equation
3,859,549,828.84 : 5,774,715,264.66 = 2,286,501,412.42 : x - Step 2: Convert to fraction form
3,859,549,828.84/5,774,715,264.66 = 2,286,501,412.42/x - Step 3: Cross multiply
3,859,549,828.84x = 5,774,715,264.66 × 2,286,501,412.42 - Step 4: Simplify right side
3,859,549,828.84x = 13,203,894,608,968,423,424 - Step 5: Solve for x
x = 13,203,894,608,968,423,424/3,859,549,828.84 - Step 6: Final answer
x = 3,421,097,069.48
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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.