Finding the Fourth Proportional to 1,743,570,526.28, 2,408,424,106.03 and 1,292,363,191.58
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Solution
The fourth proportional to 1,743,570,526.28, 2,408,424,106.03 and 1,292,363,191.58 is: 1,785,163,615.37
Step by Step Solution
- Step 1: Write the proportion equation
1,743,570,526.28 : 2,408,424,106.03 = 1,292,363,191.58 : x - Step 2: Convert to fraction form
1,743,570,526.28/2,408,424,106.03 = 1,292,363,191.58/x - Step 3: Cross multiply
1,743,570,526.28x = 2,408,424,106.03 × 1,292,363,191.58 - Step 4: Simplify right side
1,743,570,526.28x = 3,112,558,664,331,866,624 - Step 5: Solve for x
x = 3,112,558,664,331,866,624/1,743,570,526.28 - Step 6: Final answer
x = 1,785,163,615.37
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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.