Finding the Fourth Proportional to 406,296,029.40, 609,444,044.10 and 302,831,683.80
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Solution
The fourth proportional to 406,296,029.40, 609,444,044.10 and 302,831,683.80 is: 454,247,525.70
Step by Step Solution
- Step 1: Write the proportion equation
406,296,029.40 : 609,444,044.10 = 302,831,683.80 : x - Step 2: Convert to fraction form
406,296,029.40/609,444,044.10 = 302,831,683.80/x - Step 3: Cross multiply
406,296,029.40x = 609,444,044.10 × 302,831,683.80 - Step 4: Simplify right side
406,296,029.40x = 184,558,966,056,684,480 - Step 5: Solve for x
x = 184,558,966,056,684,480/406,296,029.40 - Step 6: Final answer
x = 454,247,525.70
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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.