Finding the Fourth Proportional to 860,909,148,010.80, 1,291,363,722,016 and 860,909,148,010.80
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Solution
The fourth proportional to 860,909,148,010.80, 1,291,363,722,016 and 860,909,148,010.80 is: 1,291,363,722,016
Step by Step Solution
- Step 1: Write the proportion equation
860,909,148,010.80 : 1,291,363,722,016 = 860,909,148,010.80 : x - Step 2: Convert to fraction form
860,909,148,010.80/1,291,363,722,016 = 860,909,148,010.80/x - Step 3: Cross multiply
860,909,148,010.80x = 1,291,363,722,016 × 860,909,148,010.80 - Step 4: Simplify right side
860,909,148,010.80x = 1,111,746,841,692,850,133,925,888 - Step 5: Solve for x
x = 1,111,746,841,692,850,133,925,888/860,909,148,010.80 - Step 6: Final answer
x = 1,291,363,722,016
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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.