Finding the Fourth Proportional to 447,909,395, 671,864,092.50 and 107,507,219
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Solution
The fourth proportional to 447,909,395, 671,864,092.50 and 107,507,219 is: 161,260,828.50
Step by Step Solution
- Step 1: Write the proportion equation
447,909,395 : 671,864,092.50 = 107,507,219 : x - Step 2: Convert to fraction form
447,909,395/671,864,092.50 = 107,507,219/x - Step 3: Cross multiply
447,909,395x = 671,864,092.50 × 107,507,219 - Step 4: Simplify right side
447,909,395x = 72,230,240,130,633,760 - Step 5: Solve for x
x = 72,230,240,130,633,760/447,909,395 - Step 6: Final answer
x = 161,260,828.50
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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.