Finding the Fourth Proportional to 1,796,918,381.88, 2,695,432,483.19 and 616,482,302.68
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Solution
The fourth proportional to 1,796,918,381.88, 2,695,432,483.19 and 616,482,302.68 is: 924,742,292.53
Step by Step Solution
- Step 1: Write the proportion equation
1,796,918,381.88 : 2,695,432,483.19 = 616,482,302.68 : x - Step 2: Convert to fraction form
1,796,918,381.88/2,695,432,483.19 = 616,482,302.68/x - Step 3: Cross multiply
1,796,918,381.88x = 2,695,432,483.19 × 616,482,302.68 - Step 4: Simplify right side
1,796,918,381.88x = 1,661,686,423,955,441,408 - Step 5: Solve for x
x = 1,661,686,423,955,441,408/1,796,918,381.88 - Step 6: Final answer
x = 924,742,292.53
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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.