Finding the Fourth Proportional to 589,367,089.70, 882,350,023.35 and 521,342,641.70
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Solution
The fourth proportional to 589,367,089.70, 882,350,023.35 and 521,342,641.70 is: 780,509,635.02
Step by Step Solution
- Step 1: Write the proportion equation
589,367,089.70 : 882,350,023.35 = 521,342,641.70 : x - Step 2: Convert to fraction form
589,367,089.70/882,350,023.35 = 521,342,641.70/x - Step 3: Cross multiply
589,367,089.70x = 882,350,023.35 × 521,342,641.70 - Step 4: Simplify right side
589,367,089.70x = 460,006,692,077,345,664 - Step 5: Solve for x
x = 460,006,692,077,345,664/589,367,089.70 - Step 6: Final answer
x = 780,509,635.02
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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.