Finding the Fourth Proportional to 149,139,281.84, 223,695,119.79 and 70,337,720.37
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Solution
The fourth proportional to 149,139,281.84, 223,695,119.79 and 70,337,720.37 is: 105,500,070.75
Step by Step Solution
- Step 1: Write the proportion equation
149,139,281.84 : 223,695,119.79 = 70,337,720.37 : x - Step 2: Convert to fraction form
149,139,281.84/223,695,119.79 = 70,337,720.37/x - Step 3: Cross multiply
149,139,281.84x = 223,695,119.79 × 70,337,720.37 - Step 4: Simplify right side
149,139,281.84x = 15,734,204,784,761,530 - Step 5: Solve for x
x = 15,734,204,784,761,530/149,139,281.84 - Step 6: Final answer
x = 105,500,070.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.