Finding the Fourth Proportional to 3,472,983,386.68, 5,206,546,442.78 and 1,506,355,260.70
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Solution
The fourth proportional to 3,472,983,386.68, 5,206,546,442.78 and 1,506,355,260.70 is: 2,258,262,637.89
Step by Step Solution
- Step 1: Write the proportion equation
3,472,983,386.68 : 5,206,546,442.78 = 1,506,355,260.70 : x - Step 2: Convert to fraction form
3,472,983,386.68/5,206,546,442.78 = 1,506,355,260.70/x - Step 3: Cross multiply
3,472,983,386.68x = 5,206,546,442.78 × 1,506,355,260.70 - Step 4: Simplify right side
3,472,983,386.68x = 7,842,908,624,160,524,288 - Step 5: Solve for x
x = 7,842,908,624,160,524,288/3,472,983,386.68 - Step 6: Final answer
x = 2,258,262,637.89
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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.