Finding the Fourth Proportional to 1,158,438,129.30, 1,737,657,193.95 and 1,063,203,902.10
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Solution
The fourth proportional to 1,158,438,129.30, 1,737,657,193.95 and 1,063,203,902.10 is: 1,594,805,853.15
Step by Step Solution
- Step 1: Write the proportion equation
1,158,438,129.30 : 1,737,657,193.95 = 1,063,203,902.10 : x - Step 2: Convert to fraction form
1,158,438,129.30/1,737,657,193.95 = 1,063,203,902.10/x - Step 3: Cross multiply
1,158,438,129.30x = 1,737,657,193.95 × 1,063,203,902.10 - Step 4: Simplify right side
1,158,438,129.30x = 1,847,483,909,119,776,512 - Step 5: Solve for x
x = 1,847,483,909,119,776,512/1,158,438,129.30 - Step 6: Final answer
x = 1,594,805,853.15
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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.