Finding the Fourth Proportional to 1,704,037,068,387.20, 2,351,645,074,274.80 and 943,659,788,643.24
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Solution
The fourth proportional to 1,704,037,068,387.20, 2,351,645,074,274.80 and 943,659,788,643.24 is: 1,302,291,443,609.50
Step by Step Solution
- Step 1: Write the proportion equation
1,704,037,068,387.20 : 2,351,645,074,274.80 = 943,659,788,643.24 : x - Step 2: Convert to fraction form
1,704,037,068,387.20/2,351,645,074,274.80 = 943,659,788,643.24/x - Step 3: Cross multiply
1,704,037,068,387.20x = 2,351,645,074,274.80 × 943,659,788,643.24 - Step 4: Simplify right side
1,704,037,068,387.20x = 2,219,152,893,754,074,107,740,160 - Step 5: Solve for x
x = 2,219,152,893,754,074,107,740,160/1,704,037,068,387.20 - Step 6: Final answer
x = 1,302,291,443,609.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.