Finding the Fourth Proportional to 577,587,615.80, 866,381,423.70 and 577,587,615.80
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Solution
The fourth proportional to 577,587,615.80, 866,381,423.70 and 577,587,615.80 is: 866,381,423.70
Step by Step Solution
- Step 1: Write the proportion equation
577,587,615.80 : 866,381,423.70 = 577,587,615.80 : x - Step 2: Convert to fraction form
577,587,615.80/866,381,423.70 = 577,587,615.80/x - Step 3: Cross multiply
577,587,615.80x = 866,381,423.70 × 577,587,615.80 - Step 4: Simplify right side
577,587,615.80x = 500,411,180,888,292,608 - Step 5: Solve for x
x = 500,411,180,888,292,608/577,587,615.80 - Step 6: Final answer
x = 866,381,423.70
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1.5x scale
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.