Finding the Fourth Proportional to 2,107,409,385.48, 2,908,222,679.94 and 1,154,813,350.98
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Solution
The fourth proportional to 2,107,409,385.48, 2,908,222,679.94 and 1,154,813,350.98 is: 1,593,641,179.33
Step by Step Solution
- Step 1: Write the proportion equation
2,107,409,385.48 : 2,908,222,679.94 = 1,154,813,350.98 : x - Step 2: Convert to fraction form
2,107,409,385.48/2,908,222,679.94 = 1,154,813,350.98/x - Step 3: Cross multiply
2,107,409,385.48x = 2,908,222,679.94 × 1,154,813,350.98 - Step 4: Simplify right side
2,107,409,385.48x = 3,358,454,378,417,547,776 - Step 5: Solve for x
x = 3,358,454,378,417,547,776/2,107,409,385.48 - Step 6: Final answer
x = 1,593,641,179.33
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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.