Finding the Fourth Proportional to 295,258,929.40, 442,888,394.10 and 76,908,849.40
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Solution
The fourth proportional to 295,258,929.40, 442,888,394.10 and 76,908,849.40 is: 115,363,274.10
Step by Step Solution
- Step 1: Write the proportion equation
295,258,929.40 : 442,888,394.10 = 76,908,849.40 : x - Step 2: Convert to fraction form
295,258,929.40/442,888,394.10 = 76,908,849.40/x - Step 3: Cross multiply
295,258,929.40x = 442,888,394.10 × 76,908,849.40 - Step 4: Simplify right side
295,258,929.40x = 34,062,036,802,844,752 - Step 5: Solve for x
x = 34,062,036,802,844,752/295,258,929.40 - Step 6: Final answer
x = 115,363,274.10
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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.