Finding the Fourth Proportional to 2,235,466,363.08, 3,084,963,982.68 and 1,231,919,937.57
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Solution
The fourth proportional to 2,235,466,363.08, 3,084,963,982.68 and 1,231,919,937.57 is: 1,700,060,756.77
Step by Step Solution
- Step 1: Write the proportion equation
2,235,466,363.08 : 3,084,963,982.68 = 1,231,919,937.57 : x - Step 2: Convert to fraction form
2,235,466,363.08/3,084,963,982.68 = 1,231,919,937.57/x - Step 3: Cross multiply
2,235,466,363.08x = 3,084,963,982.68 × 1,231,919,937.57 - Step 4: Simplify right side
2,235,466,363.08x = 3,800,428,636,940,642,304 - Step 5: Solve for x
x = 3,800,428,636,940,642,304/2,235,466,363.08 - Step 6: Final answer
x = 1,700,060,756.77
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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.