Finding the Fourth Proportional to 346,470,351.64, 519,787,014.90 and 100,832,285.08
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Solution
The fourth proportional to 346,470,351.64, 519,787,014.90 and 100,832,285.08 is: 151,272,142.68
Step by Step Solution
- Step 1: Write the proportion equation
346,470,351.64 : 519,787,014.90 = 100,832,285.08 : x - Step 2: Convert to fraction form
346,470,351.64/519,787,014.90 = 100,832,285.08/x - Step 3: Cross multiply
346,470,351.64x = 519,787,014.90 × 100,832,285.08 - Step 4: Simplify right side
346,470,351.64x = 52,411,312,467,279,008 - Step 5: Solve for x
x = 52,411,312,467,279,008/346,470,351.64 - Step 6: Final answer
x = 151,272,142.68
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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.