Finding the Fourth Proportional to 86,476,319,385.84, 129,734,038,765.44 and 46,681,240,114.08
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Solution
The fourth proportional to 86,476,319,385.84, 129,734,038,765.44 and 46,681,240,114.08 is: 70,032,418,789.21
Step by Step Solution
- Step 1: Write the proportion equation
86,476,319,385.84 : 129,734,038,765.44 = 46,681,240,114.08 : x - Step 2: Convert to fraction form
86,476,319,385.84/129,734,038,765.44 = 46,681,240,114.08/x - Step 3: Cross multiply
86,476,319,385.84x = 129,734,038,765.44 × 46,681,240,114.08 - Step 4: Simplify right side
86,476,319,385.84x = 6,056,145,814,578,867,994,624 - Step 5: Solve for x
x = 6,056,145,814,578,867,994,624/86,476,319,385.84 - Step 6: Final answer
x = 70,032,418,789.21
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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.