Finding the Fourth Proportional to 117,813,565.80, 176,638,237.74 and 52,199,038.68
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Solution
The fourth proportional to 117,813,565.80, 176,638,237.74 and 52,199,038.68 is: 78,262,177.55
Step by Step Solution
- Step 1: Write the proportion equation
117,813,565.80 : 176,638,237.74 = 52,199,038.68 : x - Step 2: Convert to fraction form
117,813,565.80/176,638,237.74 = 52,199,038.68/x - Step 3: Cross multiply
117,813,565.80x = 176,638,237.74 × 52,199,038.68 - Step 4: Simplify right side
117,813,565.80x = 9,220,346,204,157,296 - Step 5: Solve for x
x = 9,220,346,204,157,296/117,813,565.80 - Step 6: Final answer
x = 78,262,177.55
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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.