Finding the Fourth Proportional to 180,408,506.69, 248,963,899.17 and 97,902,291.17
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Solution
The fourth proportional to 180,408,506.69, 248,963,899.17 and 97,902,291.17 is: 135,105,248.60
Step by Step Solution
- Step 1: Write the proportion equation
180,408,506.69 : 248,963,899.17 = 97,902,291.17 : x - Step 2: Convert to fraction form
180,408,506.69/248,963,899.17 = 97,902,291.17/x - Step 3: Cross multiply
180,408,506.69x = 248,963,899.17 × 97,902,291.17 - Step 4: Simplify right side
180,408,506.69x = 24,374,136,146,115,044 - Step 5: Solve for x
x = 24,374,136,146,115,044/180,408,506.69 - Step 6: Final answer
x = 135,105,248.60
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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.