Finding the Fourth Proportional to 288,163,763.04, 431,548,792.50 and 164,968,431.96
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Solution
The fourth proportional to 288,163,763.04, 431,548,792.50 and 164,968,431.96 is: 247,053,713.01
Step by Step Solution
- Step 1: Write the proportion equation
288,163,763.04 : 431,548,792.50 = 164,968,431.96 : x - Step 2: Convert to fraction form
288,163,763.04/431,548,792.50 = 164,968,431.96/x - Step 3: Cross multiply
288,163,763.04x = 431,548,792.50 × 164,968,431.96 - Step 4: Simplify right side
288,163,763.04x = 71,191,927,612,956,408 - Step 5: Solve for x
x = 71,191,927,612,956,408/288,163,763.04 - Step 6: Final answer
x = 247,053,713.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.