Finding the Fourth Proportional to 426,034,800.05, 639,116,097.81 and 149,637,297.71
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Solution
The fourth proportional to 426,034,800.05, 639,116,097.81 and 149,637,297.71 is: 224,478,389.53
Step by Step Solution
- Step 1: Write the proportion equation
426,034,800.05 : 639,116,097.81 = 149,637,297.71 : x - Step 2: Convert to fraction form
426,034,800.05/639,116,097.81 = 149,637,297.71/x - Step 3: Cross multiply
426,034,800.05x = 639,116,097.81 × 149,637,297.71 - Step 4: Simplify right side
426,034,800.05x = 95,635,605,799,010,704 - Step 5: Solve for x
x = 95,635,605,799,010,704/426,034,800.05 - Step 6: Final answer
x = 224,478,389.53
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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.