Finding the Fourth Proportional to 832,723,575,429.70, 1,148,735,608,917.60 and 543,860,921,728.95
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Solution
The fourth proportional to 832,723,575,429.70, 1,148,735,608,917.60 and 543,860,921,728.95 is: 750,251,854,904.44
Step by Step Solution
- Step 1: Write the proportion equation
832,723,575,429.70 : 1,148,735,608,917.60 = 543,860,921,728.95 : x - Step 2: Convert to fraction form
832,723,575,429.70/1,148,735,608,917.60 = 543,860,921,728.95/x - Step 3: Cross multiply
832,723,575,429.70x = 1,148,735,608,917.60 × 543,860,921,728.95 - Step 4: Simplify right side
832,723,575,429.70x = 624,752,407,088,792,621,547,520 - Step 5: Solve for x
x = 624,752,407,088,792,621,547,520/832,723,575,429.70 - Step 6: Final answer
x = 750,251,854,904.44
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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.