Finding the Fourth Proportional to 324,547,356.92, 486,824,775.12 and 117,301,506.98
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Solution
The fourth proportional to 324,547,356.92, 486,824,775.12 and 117,301,506.98 is: 175,953,612.12
Step by Step Solution
- Step 1: Write the proportion equation
324,547,356.92 : 486,824,775.12 = 117,301,506.98 : x - Step 2: Convert to fraction form
324,547,356.92/486,824,775.12 = 117,301,506.98/x - Step 3: Cross multiply
324,547,356.92x = 486,824,775.12 × 117,301,506.98 - Step 4: Simplify right side
324,547,356.92x = 57,105,279,754,341,488 - Step 5: Solve for x
x = 57,105,279,754,341,488/324,547,356.92 - Step 6: Final answer
x = 175,953,612.12
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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.