Finding the Fourth Proportional to 583,460,710.01, 805,178,205.70 and 315,536,542.48
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Solution
The fourth proportional to 583,460,710.01, 805,178,205.70 and 315,536,542.48 is: 435,441,740.55
Step by Step Solution
- Step 1: Write the proportion equation
583,460,710.01 : 805,178,205.70 = 315,536,542.48 : x - Step 2: Convert to fraction form
583,460,710.01/805,178,205.70 = 315,536,542.48/x - Step 3: Cross multiply
583,460,710.01x = 805,178,205.70 × 315,536,542.48 - Step 4: Simplify right side
583,460,710.01x = 254,063,147,106,828,256 - Step 5: Solve for x
x = 254,063,147,106,828,256/583,460,710.01 - Step 6: Final answer
x = 435,441,740.55
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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.