Finding the Fourth Proportional to 201,519,620,214.35, 302,321,883,673.59 and 65,371,113,867.99
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Solution
The fourth proportional to 201,519,620,214.35, 302,321,883,673.59 and 65,371,113,867.99 is: 98,070,442,279.46
Step by Step Solution
- Step 1: Write the proportion equation
201,519,620,214.35 : 302,321,883,673.59 = 65,371,113,867.99 : x - Step 2: Convert to fraction form
201,519,620,214.35/302,321,883,673.59 = 65,371,113,867.99/x - Step 3: Cross multiply
201,519,620,214.35x = 302,321,883,673.59 × 65,371,113,867.99 - Step 4: Simplify right side
201,519,620,214.35x = 19,763,118,282,409,968,140,288 - Step 5: Solve for x
x = 19,763,118,282,409,968,140,288/201,519,620,214.35 - Step 6: Final answer
x = 98,070,442,279.46
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1.5x scale
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.