Finding the Fourth Proportional to 70,962,899.84, 106,457,478.96 and 22,452,965.36
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Solution
The fourth proportional to 70,962,899.84, 106,457,478.96 and 22,452,965.36 is: 33,683,602.18
Step by Step Solution
- Step 1: Write the proportion equation
70,962,899.84 : 106,457,478.96 = 22,452,965.36 : x - Step 2: Convert to fraction form
70,962,899.84/106,457,478.96 = 22,452,965.36/x - Step 3: Cross multiply
70,962,899.84x = 106,457,478.96 × 22,452,965.36 - Step 4: Simplify right side
70,962,899.84x = 2,390,286,087,401,808.50 - Step 5: Solve for x
x = 2,390,286,087,401,808.50/70,962,899.84 - Step 6: Final answer
x = 33,683,602.18
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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.