Finding the Fourth Proportional to 1,697,749,838.56, 2,546,624,593.68 and 470,918,343.52
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Solution
The fourth proportional to 1,697,749,838.56, 2,546,624,593.68 and 470,918,343.52 is: 706,377,469.75
Step by Step Solution
- Step 1: Write the proportion equation
1,697,749,838.56 : 2,546,624,593.68 = 470,918,343.52 : x - Step 2: Convert to fraction form
1,697,749,838.56/2,546,624,593.68 = 470,918,343.52/x - Step 3: Cross multiply
1,697,749,838.56x = 2,546,624,593.68 × 470,918,343.52 - Step 4: Simplify right side
1,697,749,838.56x = 1,199,252,235,223,078,656 - Step 5: Solve for x
x = 1,199,252,235,223,078,656/1,697,749,838.56 - Step 6: Final answer
x = 706,377,469.75
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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.