Finding the Fourth Proportional to 932,453,055.66, 1,286,751,483 and 514,756,372.08
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Solution
The fourth proportional to 932,453,055.66, 1,286,751,483 and 514,756,372.08 is: 710,345,170.88
Step by Step Solution
- Step 1: Write the proportion equation
932,453,055.66 : 1,286,751,483 = 514,756,372.08 : x - Step 2: Convert to fraction form
932,453,055.66/1,286,751,483 = 514,756,372.08/x - Step 3: Cross multiply
932,453,055.66x = 1,286,751,483 × 514,756,372.08 - Step 4: Simplify right side
932,453,055.66x = 662,363,525,157,639,808 - Step 5: Solve for x
x = 662,363,525,157,639,808/932,453,055.66 - Step 6: Final answer
x = 710,345,170.88
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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.