Finding the Fourth Proportional to 187,358,461.48, 258,554,739.41 and 102,590,941.69
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Solution
The fourth proportional to 187,358,461.48, 258,554,739.41 and 102,590,941.69 is: 141,575,533.79
Step by Step Solution
- Step 1: Write the proportion equation
187,358,461.48 : 258,554,739.41 = 102,590,941.69 : x - Step 2: Convert to fraction form
187,358,461.48/258,554,739.41 = 102,590,941.69/x - Step 3: Cross multiply
187,358,461.48x = 258,554,739.41 × 102,590,941.69 - Step 4: Simplify right side
187,358,461.48x = 26,525,374,194,484,456 - Step 5: Solve for x
x = 26,525,374,194,484,456/187,358,461.48 - Step 6: Final answer
x = 141,575,533.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.