Finding the Fourth Proportional to 601,851,506.39, 901,748,109.26 and 470,643,115.26
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Solution
The fourth proportional to 601,851,506.39, 901,748,109.26 and 470,643,115.26 is: 705,159,885.48
Step by Step Solution
- Step 1: Write the proportion equation
601,851,506.39 : 901,748,109.26 = 470,643,115.26 : x - Step 2: Convert to fraction form
601,851,506.39/901,748,109.26 = 470,643,115.26/x - Step 3: Cross multiply
601,851,506.39x = 901,748,109.26 × 470,643,115.26 - Step 4: Simplify right side
601,851,506.39x = 424,401,539,319,588,032 - Step 5: Solve for x
x = 424,401,539,319,588,032/601,851,506.39 - Step 6: Final answer
x = 705,159,885.48
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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.