Finding the Fourth Proportional to 112,212,106.56, 154,851,184.80 and 62,653,242.24
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Solution
The fourth proportional to 112,212,106.56, 154,851,184.80 and 62,653,242.24 is: 86,460,624.35
Step by Step Solution
- Step 1: Write the proportion equation
112,212,106.56 : 154,851,184.80 = 62,653,242.24 : x - Step 2: Convert to fraction form
112,212,106.56/154,851,184.80 = 62,653,242.24/x - Step 3: Cross multiply
112,212,106.56x = 154,851,184.80 × 62,653,242.24 - Step 4: Simplify right side
112,212,106.56x = 9,701,928,792,425,408 - Step 5: Solve for x
x = 9,701,928,792,425,408/112,212,106.56 - Step 6: Final answer
x = 86,460,624.35
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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.