Finding the Fourth Proportional to 139,878,737.06, 209,888,853.80 and 93,224,057.63
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Solution
The fourth proportional to 139,878,737.06, 209,888,853.80 and 93,224,057.63 is: 139,883,237.53
Step by Step Solution
- Step 1: Write the proportion equation
139,878,737.06 : 209,888,853.80 = 93,224,057.63 : x - Step 2: Convert to fraction form
139,878,737.06/209,888,853.80 = 93,224,057.63/x - Step 3: Cross multiply
139,878,737.06x = 209,888,853.80 × 93,224,057.63 - Step 4: Simplify right side
139,878,737.06x = 19,566,690,601,030,280 - Step 5: Solve for x
x = 19,566,690,601,030,280/139,878,737.06 - Step 6: Final answer
x = 139,883,237.53
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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.