Finding the Fourth Proportional to 8,858,775,612.88, 13,289,484,731.88 and 3,262,282,387.12
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Solution
The fourth proportional to 8,858,775,612.88, 13,289,484,731.88 and 3,262,282,387.12 is: 4,893,910,159.74
Step by Step Solution
- Step 1: Write the proportion equation
8,858,775,612.88 : 13,289,484,731.88 = 3,262,282,387.12 : x - Step 2: Convert to fraction form
8,858,775,612.88/13,289,484,731.88 = 3,262,282,387.12/x - Step 3: Cross multiply
8,858,775,612.88x = 13,289,484,731.88 × 3,262,282,387.12 - Step 4: Simplify right side
8,858,775,612.88x = 43,354,051,974,712,279,040 - Step 5: Solve for x
x = 43,354,051,974,712,279,040/8,858,775,612.88 - Step 6: Final answer
x = 4,893,910,159.74
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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.