Finding the Fourth Proportional to 104,976,395.70, 157,464,593.55 and 100,724,867.70
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Solution
The fourth proportional to 104,976,395.70, 157,464,593.55 and 100,724,867.70 is: 151,087,301.55
Step by Step Solution
- Step 1: Write the proportion equation
104,976,395.70 : 157,464,593.55 = 100,724,867.70 : x - Step 2: Convert to fraction form
104,976,395.70/157,464,593.55 = 100,724,867.70/x - Step 3: Cross multiply
104,976,395.70x = 157,464,593.55 × 100,724,867.70 - Step 4: Simplify right side
104,976,395.70x = 15,860,600,352,758,026 - Step 5: Solve for x
x = 15,860,600,352,758,026/104,976,395.70 - Step 6: Final answer
x = 151,087,301.55
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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.