Finding the Fourth Proportional to 153,024,265.16, 211,175,584.58 and 83,409,496.37
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Solution
The fourth proportional to 153,024,265.16, 211,175,584.58 and 83,409,496.37 is: 115,106,248.92
Step by Step Solution
- Step 1: Write the proportion equation
153,024,265.16 : 211,175,584.58 = 83,409,496.37 : x - Step 2: Convert to fraction form
153,024,265.16/211,175,584.58 = 83,409,496.37/x - Step 3: Cross multiply
153,024,265.16x = 211,175,584.58 × 83,409,496.37 - Step 4: Simplify right side
153,024,265.16x = 17,614,049,155,402,694 - Step 5: Solve for x
x = 17,614,049,155,402,694/153,024,265.16 - Step 6: Final answer
x = 115,106,248.92
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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.