Finding the Fourth Proportional to 95,869,201.80, 143,803,802.70 and 79,925,971.80
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Solution
The fourth proportional to 95,869,201.80, 143,803,802.70 and 79,925,971.80 is: 119,888,957.70
Step by Step Solution
- Step 1: Write the proportion equation
95,869,201.80 : 143,803,802.70 = 79,925,971.80 : x - Step 2: Convert to fraction form
95,869,201.80/143,803,802.70 = 79,925,971.80/x - Step 3: Cross multiply
95,869,201.80x = 143,803,802.70 × 79,925,971.80 - Step 4: Simplify right side
95,869,201.80x = 11,493,658,679,332,962 - Step 5: Solve for x
x = 11,493,658,679,332,962/95,869,201.80 - Step 6: Final answer
x = 119,888,957.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.