Finding the Fourth Proportional to 1,465,943,309.48, 2,199,964,068.06 and 533,264,354.44
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Solution
The fourth proportional to 1,465,943,309.48, 2,199,964,068.06 and 533,264,354.44 is: 800,278,162.84
Step by Step Solution
- Step 1: Write the proportion equation
1,465,943,309.48 : 2,199,964,068.06 = 533,264,354.44 : x - Step 2: Convert to fraction form
1,465,943,309.48/2,199,964,068.06 = 533,264,354.44/x - Step 3: Cross multiply
1,465,943,309.48x = 2,199,964,068.06 × 533,264,354.44 - Step 4: Simplify right side
1,465,943,309.48x = 1,173,162,418,545,212,160 - Step 5: Solve for x
x = 1,173,162,418,545,212,160/1,465,943,309.48 - Step 6: Final answer
x = 800,278,162.84
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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.