Finding the Fourth Proportional to 122,685,368.20, 183,709,187.70 and 96,963,623.80
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Solution
The fourth proportional to 122,685,368.20, 183,709,187.70 and 96,963,623.80 is: 145,193,423.03
Step by Step Solution
- Step 1: Write the proportion equation
122,685,368.20 : 183,709,187.70 = 96,963,623.80 : x - Step 2: Convert to fraction form
122,685,368.20/183,709,187.70 = 96,963,623.80/x - Step 3: Cross multiply
122,685,368.20x = 183,709,187.70 × 96,963,623.80 - Step 4: Simplify right side
122,685,368.20x = 17,813,108,564,746,386 - Step 5: Solve for x
x = 17,813,108,564,746,386/122,685,368.20 - Step 6: Final answer
x = 145,193,423.03
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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.