Finding the Fourth Proportional to 98,110,714.34, 135,395,852.73 and 56,302,428.26
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Solution
The fourth proportional to 98,110,714.34, 135,395,852.73 and 56,302,428.26 is: 77,699,111.01
Step by Step Solution
- Step 1: Write the proportion equation
98,110,714.34 : 135,395,852.73 = 56,302,428.26 : x - Step 2: Convert to fraction form
98,110,714.34/135,395,852.73 = 56,302,428.26/x - Step 3: Cross multiply
98,110,714.34x = 135,395,852.73 × 56,302,428.26 - Step 4: Simplify right side
98,110,714.34x = 7,623,115,285,032,349 - Step 5: Solve for x
x = 7,623,115,285,032,349/98,110,714.34 - Step 6: Final answer
x = 77,699,111.01
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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.