Finding the Fourth Proportional to 249,597,946,415.60, 344,445,826,594.68 and 135,412,563,857.84
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Solution
The fourth proportional to 249,597,946,415.60, 344,445,826,594.68 and 135,412,563,857.84 is: 186,869,696,482.42
Step by Step Solution
- Step 1: Write the proportion equation
249,597,946,415.60 : 344,445,826,594.68 = 135,412,563,857.84 : x - Step 2: Convert to fraction form
249,597,946,415.60/344,445,826,594.68 = 135,412,563,857.84/x - Step 3: Cross multiply
249,597,946,415.60x = 344,445,826,594.68 × 135,412,563,857.84 - Step 4: Simplify right side
249,597,946,415.60x = 46,642,292,489,318,586,908,672 - Step 5: Solve for x
x = 46,642,292,489,318,586,908,672/249,597,946,415.60 - Step 6: Final answer
x = 186,869,696,482.42
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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.