Finding the Fourth Proportional to 2,715,218,261.60, 4,071,160,572.08 and 1,055,187,262.56
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Solution
The fourth proportional to 2,715,218,261.60, 4,071,160,572.08 and 1,055,187,262.56 is: 1,582,133,134.65
Step by Step Solution
- Step 1: Write the proportion equation
2,715,218,261.60 : 4,071,160,572.08 = 1,055,187,262.56 : x - Step 2: Convert to fraction form
2,715,218,261.60/4,071,160,572.08 = 1,055,187,262.56/x - Step 3: Cross multiply
2,715,218,261.60x = 4,071,160,572.08 × 1,055,187,262.56 - Step 4: Simplify right side
2,715,218,261.60x = 4,295,836,779,495,298,560 - Step 5: Solve for x
x = 4,295,836,779,495,298,560/2,715,218,261.60 - Step 6: Final answer
x = 1,582,133,134.65
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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.