Finding the Fourth Proportional to 2,624,696,429.76, 3,620,374,393.34 and 1,683,408,130.56
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Solution
The fourth proportional to 2,624,696,429.76, 3,620,374,393.34 and 1,683,408,130.56 is: 2,322,008,602.72
Step by Step Solution
- Step 1: Write the proportion equation
2,624,696,429.76 : 3,620,374,393.34 = 1,683,408,130.56 : x - Step 2: Convert to fraction form
2,624,696,429.76/3,620,374,393.34 = 1,683,408,130.56/x - Step 3: Cross multiply
2,624,696,429.76x = 3,620,374,393.34 × 1,683,408,130.56 - Step 4: Simplify right side
2,624,696,429.76x = 6,094,567,689,419,783,168 - Step 5: Solve for x
x = 6,094,567,689,419,783,168/2,624,696,429.76 - Step 6: Final answer
x = 2,322,008,602.72
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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.