Finding the Fourth Proportional to 2,105,664,248.93, 3,153,483,124.22 and 1,218,479,369.07
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Solution
The fourth proportional to 2,105,664,248.93, 3,153,483,124.22 and 1,218,479,369.07 is: 1,824,818,049.48
Step by Step Solution
- Step 1: Write the proportion equation
2,105,664,248.93 : 3,153,483,124.22 = 1,218,479,369.07 : x - Step 2: Convert to fraction form
2,105,664,248.93/3,153,483,124.22 = 1,218,479,369.07/x - Step 3: Cross multiply
2,105,664,248.93x = 3,153,483,124.22 × 1,218,479,369.07 - Step 4: Simplify right side
2,105,664,248.93x = 3,842,454,127,587,386,368 - Step 5: Solve for x
x = 3,842,454,127,587,386,368/2,105,664,248.93 - Step 6: Final answer
x = 1,824,818,049.48
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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.