Finding the Fourth Proportional to 1,502,848,153.09, 2,254,343,088.44 and 1,240,045,263.73
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Solution
The fourth proportional to 1,502,848,153.09, 2,254,343,088.44 and 1,240,045,263.73 is: 1,860,126,363.33
Step by Step Solution
- Step 1: Write the proportion equation
1,502,848,153.09 : 2,254,343,088.44 = 1,240,045,263.73 : x - Step 2: Convert to fraction form
1,502,848,153.09/2,254,343,088.44 = 1,240,045,263.73/x - Step 3: Cross multiply
1,502,848,153.09x = 2,254,343,088.44 × 1,240,045,263.73 - Step 4: Simplify right side
1,502,848,153.09x = 2,795,487,469,642,482,688 - Step 5: Solve for x
x = 2,795,487,469,642,482,688/1,502,848,153.09 - Step 6: Final answer
x = 1,860,126,363.33
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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.