Finding the Fourth Proportional to 70,864,496.06, 97,793,005.94 and 38,269,448.06
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Solution
The fourth proportional to 70,864,496.06, 97,793,005.94 and 38,269,448.06 is: 52,811,839.07
Step by Step Solution
- Step 1: Write the proportion equation
70,864,496.06 : 97,793,005.94 = 38,269,448.06 : x - Step 2: Convert to fraction form
70,864,496.06/97,793,005.94 = 38,269,448.06/x - Step 3: Cross multiply
70,864,496.06x = 97,793,005.94 × 38,269,448.06 - Step 4: Simplify right side
70,864,496.06x = 3,742,484,361,505,237 - Step 5: Solve for x
x = 3,742,484,361,505,237/70,864,496.06 - Step 6: Final answer
x = 52,811,839.07
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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.