Finding the Fourth Proportional to 403,009,772.70, 604,514,659.05 and 322,388,204.70
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Solution
The fourth proportional to 403,009,772.70, 604,514,659.05 and 322,388,204.70 is: 483,582,307.05
Step by Step Solution
- Step 1: Write the proportion equation
403,009,772.70 : 604,514,659.05 = 322,388,204.70 : x - Step 2: Convert to fraction form
403,009,772.70/604,514,659.05 = 322,388,204.70/x - Step 3: Cross multiply
403,009,772.70x = 604,514,659.05 × 322,388,204.70 - Step 4: Simplify right side
403,009,772.70x = 194,888,395,645,962,080 - Step 5: Solve for x
x = 194,888,395,645,962,080/403,009,772.70 - Step 6: Final answer
x = 483,582,307.05
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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.