Finding the Fourth Proportional to 1,026,438,376.80, 1,539,657,565.20 and 1,017,368,450.40
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Solution
The fourth proportional to 1,026,438,376.80, 1,539,657,565.20 and 1,017,368,450.40 is: 1,526,052,675.60
Step by Step Solution
- Step 1: Write the proportion equation
1,026,438,376.80 : 1,539,657,565.20 = 1,017,368,450.40 : x - Step 2: Convert to fraction form
1,026,438,376.80/1,539,657,565.20 = 1,017,368,450.40/x - Step 3: Cross multiply
1,026,438,376.80x = 1,539,657,565.20 × 1,017,368,450.40 - Step 4: Simplify right side
1,026,438,376.80x = 1,566,399,031,254,160,896 - Step 5: Solve for x
x = 1,566,399,031,254,160,896/1,026,438,376.80 - Step 6: Final answer
x = 1,526,052,675.60
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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.