Finding the Fourth Proportional to 4,316,817,425.19, 6,475,843,821.74 and 1,329,133,304.99
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Solution
The fourth proportional to 4,316,817,425.19, 6,475,843,821.74 and 1,329,133,304.99 is: 1,993,890,140.25
Step by Step Solution
- Step 1: Write the proportion equation
4,316,817,425.19 : 6,475,843,821.74 = 1,329,133,304.99 : x - Step 2: Convert to fraction form
4,316,817,425.19/6,475,843,821.74 = 1,329,133,304.99/x - Step 3: Cross multiply
4,316,817,425.19x = 6,475,843,821.74 × 1,329,133,304.99 - Step 4: Simplify right side
4,316,817,425.19x = 8,607,259,701,349,332,992 - Step 5: Solve for x
x = 8,607,259,701,349,332,992/4,316,817,425.19 - Step 6: Final answer
x = 1,993,890,140.25
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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.