Finding the Fourth Proportional to 1,518,020,364, 2,277,080,949.64 and 522,031,622.16
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Solution
The fourth proportional to 1,518,020,364, 2,277,080,949.64 and 522,031,622.16 is: 783,064,766.53
Step by Step Solution
- Step 1: Write the proportion equation
1,518,020,364 : 2,277,080,949.64 = 522,031,622.16 : x - Step 2: Convert to fraction form
1,518,020,364/2,277,080,949.64 = 522,031,622.16/x - Step 3: Cross multiply
1,518,020,364x = 2,277,080,949.64 × 522,031,622.16 - Step 4: Simplify right side
1,518,020,364x = 1,188,708,261,930,202,368 - Step 5: Solve for x
x = 1,188,708,261,930,202,368/1,518,020,364 - Step 6: Final answer
x = 783,064,766.53
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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.