Finding the Fourth Proportional to 2,948,706,284.36, 4,423,075,960.68 and 983,553,967.84
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Solution
The fourth proportional to 2,948,706,284.36, 4,423,075,960.68 and 983,553,967.84 is: 1,475,336,466.80
Step by Step Solution
- Step 1: Write the proportion equation
2,948,706,284.36 : 4,423,075,960.68 = 983,553,967.84 : x - Step 2: Convert to fraction form
2,948,706,284.36/4,423,075,960.68 = 983,553,967.84/x - Step 3: Cross multiply
2,948,706,284.36x = 4,423,075,960.68 × 983,553,967.84 - Step 4: Simplify right side
2,948,706,284.36x = 4,350,333,911,184,534,528 - Step 5: Solve for x
x = 4,350,333,911,184,534,528/2,948,706,284.36 - Step 6: Final answer
x = 1,475,336,466.80
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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.