Finding the Fourth Proportional to 1,462,457,926.73, 2,018,195,850.67 and 793,402,971.62
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Solution
The fourth proportional to 1,462,457,926.73, 2,018,195,850.67 and 793,402,971.62 is: 1,094,898,223.02
Step by Step Solution
- Step 1: Write the proportion equation
1,462,457,926.73 : 2,018,195,850.67 = 793,402,971.62 : x - Step 2: Convert to fraction form
1,462,457,926.73/2,018,195,850.67 = 793,402,971.62/x - Step 3: Cross multiply
1,462,457,926.73x = 2,018,195,850.67 × 793,402,971.62 - Step 4: Simplify right side
1,462,457,926.73x = 1,601,242,585,220,657,408 - Step 5: Solve for x
x = 1,601,242,585,220,657,408/1,462,457,926.73 - Step 6: Final answer
x = 1,094,898,223.02
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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.