Finding the Fourth Proportional to 1,486,502,146.04, 2,051,411,840.24 and 808,358,759.03
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Solution
The fourth proportional to 1,486,502,146.04, 2,051,411,840.24 and 808,358,759.03 is: 1,115,556,229.67
Step by Step Solution
- Step 1: Write the proportion equation
1,486,502,146.04 : 2,051,411,840.24 = 808,358,759.03 : x - Step 2: Convert to fraction form
1,486,502,146.04/2,051,411,840.24 = 808,358,759.03/x - Step 3: Cross multiply
1,486,502,146.04x = 2,051,411,840.24 × 808,358,759.03 - Step 4: Simplify right side
1,486,502,146.04x = 1,658,276,729,421,555,968 - Step 5: Solve for x
x = 1,658,276,729,421,555,968/1,486,502,146.04 - Step 6: Final answer
x = 1,115,556,229.67
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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.