Finding the Fourth Proportional to 84,588,460.41, 116,732,075.36 and 47,919,031.41
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Solution
The fourth proportional to 84,588,460.41, 116,732,075.36 and 47,919,031.41 is: 66,128,263.34
Step by Step Solution
- Step 1: Write the proportion equation
84,588,460.41 : 116,732,075.36 = 47,919,031.41 : x - Step 2: Convert to fraction form
84,588,460.41/116,732,075.36 = 47,919,031.41/x - Step 3: Cross multiply
84,588,460.41x = 116,732,075.36 × 47,919,031.41 - Step 4: Simplify right side
84,588,460.41x = 5,593,687,985,490,732 - Step 5: Solve for x
x = 5,593,687,985,490,732/84,588,460.41 - Step 6: Final answer
x = 66,128,263.34
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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.