Finding the Fourth Proportional to 2,916,490,170.57, 4,374,366,246.98 and 924,551,429.76
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Solution
The fourth proportional to 2,916,490,170.57, 4,374,366,246.98 and 924,551,429.76 is: 1,386,710,165.78
Step by Step Solution
- Step 1: Write the proportion equation
2,916,490,170.57 : 4,374,366,246.98 = 924,551,429.76 : x - Step 2: Convert to fraction form
2,916,490,170.57/4,374,366,246.98 = 924,551,429.76/x - Step 3: Cross multiply
2,916,490,170.57x = 4,374,366,246.98 × 924,551,429.76 - Step 4: Simplify right side
2,916,490,170.57x = 4,044,326,567,939,244,032 - Step 5: Solve for x
x = 4,044,326,567,939,244,032/2,916,490,170.57 - Step 6: Final answer
x = 1,386,710,165.78
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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.