Finding the Fourth Proportional to 9,237,894,985.20, 13,856,842,477.80 and 2,344,750,921.20
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Solution
The fourth proportional to 9,237,894,985.20, 13,856,842,477.80 and 2,344,750,921.20 is: 3,517,126,381.80
Step by Step Solution
- Step 1: Write the proportion equation
9,237,894,985.20 : 13,856,842,477.80 = 2,344,750,921.20 : x - Step 2: Convert to fraction form
9,237,894,985.20/13,856,842,477.80 = 2,344,750,921.20/x - Step 3: Cross multiply
9,237,894,985.20x = 13,856,842,477.80 × 2,344,750,921.20 - Step 4: Simplify right side
9,237,894,985.20x = 32,490,844,164,744,835,072 - Step 5: Solve for x
x = 32,490,844,164,744,835,072/9,237,894,985.20 - Step 6: Final answer
x = 3,517,126,381.80
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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.