Finding the Fourth Proportional to 84,570,746.70, 118,143,953.70 and 84,570,746.70
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Solution
The fourth proportional to 84,570,746.70, 118,143,953.70 and 84,570,746.70 is: 118,143,953.70
Step by Step Solution
- Step 1: Write the proportion equation
84,570,746.70 : 118,143,953.70 = 84,570,746.70 : x - Step 2: Convert to fraction form
84,570,746.70/118,143,953.70 = 84,570,746.70/x - Step 3: Cross multiply
84,570,746.70x = 118,143,953.70 × 84,570,746.70 - Step 4: Simplify right side
84,570,746.70x = 9,991,522,382,499,228 - Step 5: Solve for x
x = 9,991,522,382,499,228/84,570,746.70 - Step 6: Final answer
x = 118,143,953.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.