Finding the Fourth Proportional to 230,148,208.17, 345,358,513.98 and 84,683,921.49
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Solution
The fourth proportional to 230,148,208.17, 345,358,513.98 and 84,683,921.49 is: 127,075,998.19
Step by Step Solution
- Step 1: Write the proportion equation
230,148,208.17 : 345,358,513.98 = 84,683,921.49 : x - Step 2: Convert to fraction form
230,148,208.17/345,358,513.98 = 84,683,921.49/x - Step 3: Cross multiply
230,148,208.17x = 345,358,513.98 × 84,683,921.49 - Step 4: Simplify right side
230,148,208.17x = 29,246,313,283,785,388 - Step 5: Solve for x
x = 29,246,313,283,785,388/230,148,208.17 - Step 6: Final answer
x = 127,075,998.19
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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.