Finding the Fourth Proportional to 4,433,770,809.90, 6,118,619,926.41 and 2,399,221,673.19
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Solution
The fourth proportional to 4,433,770,809.90, 6,118,619,926.41 and 2,399,221,673.19 is: 3,310,934,679.95
Step by Step Solution
- Step 1: Write the proportion equation
4,433,770,809.90 : 6,118,619,926.41 = 2,399,221,673.19 : x - Step 2: Convert to fraction form
4,433,770,809.90/6,118,619,926.41 = 2,399,221,673.19/x - Step 3: Cross multiply
4,433,770,809.90x = 6,118,619,926.41 × 2,399,221,673.19 - Step 4: Simplify right side
4,433,770,809.90x = 14,679,925,537,455,075,328 - Step 5: Solve for x
x = 14,679,925,537,455,075,328/4,433,770,809.90 - Step 6: Final answer
x = 3,310,934,679.95
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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.