Finding the Fourth Proportional to 133,072,029,180.76, 183,702,723,530.94 and 89,151,771,301.65
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Solution
The fourth proportional to 133,072,029,180.76, 183,702,723,530.94 and 89,151,771,301.65 is: 123,071,867,894.00
Step by Step Solution
- Step 1: Write the proportion equation
133,072,029,180.76 : 183,702,723,530.94 = 89,151,771,301.65 : x - Step 2: Convert to fraction form
133,072,029,180.76/183,702,723,530.94 = 89,151,771,301.65/x - Step 3: Cross multiply
133,072,029,180.76x = 183,702,723,530.94 × 89,151,771,301.65 - Step 4: Simplify right side
133,072,029,180.76x = 16,377,423,195,720,600,518,656 - Step 5: Solve for x
x = 16,377,423,195,720,600,518,656/133,072,029,180.76 - Step 6: Final answer
x = 123,071,867,894.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.