Finding the Fourth Proportional to 1,677,166,862.76, 2,314,593,823.55 and 924,478,343.19
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Solution
The fourth proportional to 1,677,166,862.76, 2,314,593,823.55 and 924,478,343.19 is: 1,275,837,193.46
Step by Step Solution
- Step 1: Write the proportion equation
1,677,166,862.76 : 2,314,593,823.55 = 924,478,343.19 : x - Step 2: Convert to fraction form
1,677,166,862.76/2,314,593,823.55 = 924,478,343.19/x - Step 3: Cross multiply
1,677,166,862.76x = 2,314,593,823.55 × 924,478,343.19 - Step 4: Simplify right side
1,677,166,862.76x = 2,139,791,863,148,688,896 - Step 5: Solve for x
x = 2,139,791,863,148,688,896/1,677,166,862.76 - Step 6: Final answer
x = 1,275,837,193.46
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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.