Finding the Fourth Proportional to 9,490,783,253.80, 14,236,174,880.70 and 6,386,852,885.80
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Solution
The fourth proportional to 9,490,783,253.80, 14,236,174,880.70 and 6,386,852,885.80 is: 9,580,279,328.70
Step by Step Solution
- Step 1: Write the proportion equation
9,490,783,253.80 : 14,236,174,880.70 = 6,386,852,885.80 : x - Step 2: Convert to fraction form
9,490,783,253.80/14,236,174,880.70 = 6,386,852,885.80/x - Step 3: Cross multiply
9,490,783,253.80x = 14,236,174,880.70 × 6,386,852,885.80 - Step 4: Simplify right side
9,490,783,253.80x = 90,924,354,619,552,268,288 - Step 5: Solve for x
x = 90,924,354,619,552,268,288/9,490,783,253.80 - Step 6: Final answer
x = 9,580,279,328.70
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Double scale
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1.5x scale
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.