Finding the Fourth Proportional to 2,199,834,148.93, 3,035,710,585.26 and 1,209,759,565.93
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Solution
The fourth proportional to 2,199,834,148.93, 3,035,710,585.26 and 1,209,759,565.93 is: 1,669,434,907.95
Step by Step Solution
- Step 1: Write the proportion equation
2,199,834,148.93 : 3,035,710,585.26 = 1,209,759,565.93 : x - Step 2: Convert to fraction form
2,199,834,148.93/3,035,710,585.26 = 1,209,759,565.93/x - Step 3: Cross multiply
2,199,834,148.93x = 3,035,710,585.26 × 1,209,759,565.93 - Step 4: Simplify right side
2,199,834,148.93x = 3,672,479,919,922,654,720 - Step 5: Solve for x
x = 3,672,479,919,922,654,720/2,199,834,148.93 - Step 6: Final answer
x = 1,669,434,907.95
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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.