Finding the Fourth Proportional to 313,558,753.68, 470,307,738.70 and 95,211,015.12
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Solution
The fourth proportional to 313,558,753.68, 470,307,738.70 and 95,211,015.12 is: 142,807,294.31
Step by Step Solution
- Step 1: Write the proportion equation
313,558,753.68 : 470,307,738.70 = 95,211,015.12 : x - Step 2: Convert to fraction form
313,558,753.68/470,307,738.70 = 95,211,015.12/x - Step 3: Cross multiply
313,558,753.68x = 470,307,738.70 × 95,211,015.12 - Step 4: Simplify right side
313,558,753.68x = 44,778,477,220,418,712 - Step 5: Solve for x
x = 44,778,477,220,418,712/313,558,753.68 - Step 6: Final answer
x = 142,807,294.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.