Finding the Fourth Proportional to 602,982,181.80, 904,473,272.70 and 239,476,537.80
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Solution
The fourth proportional to 602,982,181.80, 904,473,272.70 and 239,476,537.80 is: 359,214,806.70
Step by Step Solution
- Step 1: Write the proportion equation
602,982,181.80 : 904,473,272.70 = 239,476,537.80 : x - Step 2: Convert to fraction form
602,982,181.80/904,473,272.70 = 239,476,537.80/x - Step 3: Cross multiply
602,982,181.80x = 904,473,272.70 × 239,476,537.80 - Step 4: Simplify right side
602,982,181.80x = 216,600,127,878,831,296 - Step 5: Solve for x
x = 216,600,127,878,831,296/602,982,181.80 - Step 6: Final answer
x = 359,214,806.70
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1.5x scale
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.