Finding the Fourth Proportional to 191,934,547.99, 264,868,878.42 and 103,828,328.48
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Solution
The fourth proportional to 191,934,547.99, 264,868,878.42 and 103,828,328.48 is: 143,282,661.73
Step by Step Solution
- Step 1: Write the proportion equation
191,934,547.99 : 264,868,878.42 = 103,828,328.48 : x - Step 2: Convert to fraction form
191,934,547.99/264,868,878.42 = 103,828,328.48/x - Step 3: Cross multiply
191,934,547.99x = 264,868,878.42 × 103,828,328.48 - Step 4: Simplify right side
191,934,547.99x = 27,500,892,913,383,116 - Step 5: Solve for x
x = 27,500,892,913,383,116/191,934,547.99 - Step 6: Final answer
x = 143,282,661.73
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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.