Finding the Fourth Proportional to 117,125,428.14, 175,515,504.48 and 65,238,603.66
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Solution
The fourth proportional to 117,125,428.14, 175,515,504.48 and 65,238,603.66 is: 97,761,746.66
Step by Step Solution
- Step 1: Write the proportion equation
117,125,428.14 : 175,515,504.48 = 65,238,603.66 : x - Step 2: Convert to fraction form
117,125,428.14/175,515,504.48 = 65,238,603.66/x - Step 3: Cross multiply
117,125,428.14x = 175,515,504.48 × 65,238,603.66 - Step 4: Simplify right side
117,125,428.14x = 11,450,386,432,955,674 - Step 5: Solve for x
x = 11,450,386,432,955,674/117,125,428.14 - Step 6: Final answer
x = 97,761,746.66
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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.