Finding the Fourth Proportional to 1,282,868,229.24, 1,770,358,159.98 and 696,157,365.24
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Solution
The fourth proportional to 1,282,868,229.24, 1,770,358,159.98 and 696,157,365.24 is: 960,697,166.00
Step by Step Solution
- Step 1: Write the proportion equation
1,282,868,229.24 : 1,770,358,159.98 = 696,157,365.24 : x - Step 2: Convert to fraction form
1,282,868,229.24/1,770,358,159.98 = 696,157,365.24/x - Step 3: Cross multiply
1,282,868,229.24x = 1,770,358,159.98 × 696,157,365.24 - Step 4: Simplify right side
1,282,868,229.24x = 1,232,447,872,182,811,136 - Step 5: Solve for x
x = 1,232,447,872,182,811,136/1,282,868,229.24 - Step 6: Final answer
x = 960,697,166.00
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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.