Finding the Fourth Proportional to 576,547,664.09, 864,968,970.99 and 167,603,814.59
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Solution
The fourth proportional to 576,547,664.09, 864,968,970.99 and 167,603,814.59 is: 251,448,593.18
Step by Step Solution
- Step 1: Write the proportion equation
576,547,664.09 : 864,968,970.99 = 167,603,814.59 : x - Step 2: Convert to fraction form
576,547,664.09/864,968,970.99 = 167,603,814.59/x - Step 3: Cross multiply
576,547,664.09x = 864,968,970.99 × 167,603,814.59 - Step 4: Simplify right side
576,547,664.09x = 144,972,099,035,586,208 - Step 5: Solve for x
x = 144,972,099,035,586,208/576,547,664.09 - Step 6: Final answer
x = 251,448,593.18
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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.