Finding the Fourth Proportional to 432,042,646.56, 596,220,357.68 and 233,804,091.68
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Solution
The fourth proportional to 432,042,646.56, 596,220,357.68 and 233,804,091.68 is: 322,650,461.20
Step by Step Solution
- Step 1: Write the proportion equation
432,042,646.56 : 596,220,357.68 = 233,804,091.68 : x - Step 2: Convert to fraction form
432,042,646.56/596,220,357.68 = 233,804,091.68/x - Step 3: Cross multiply
432,042,646.56x = 596,220,357.68 × 233,804,091.68 - Step 4: Simplify right side
432,042,646.56x = 139,398,759,168,497,104 - Step 5: Solve for x
x = 139,398,759,168,497,104/432,042,646.56 - Step 6: Final answer
x = 322,650,461.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.