Finding the Fourth Proportional to 988,967,209,138.08, 1,483,559,652,823.90 and 360,965,505,202.07
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Solution
The fourth proportional to 988,967,209,138.08, 1,483,559,652,823.90 and 360,965,505,202.07 is: 541,487,983,252.45
Step by Step Solution
- Step 1: Write the proportion equation
988,967,209,138.08 : 1,483,559,652,823.90 = 360,965,505,202.07 : x - Step 2: Convert to fraction form
988,967,209,138.08/1,483,559,652,823.90 = 360,965,505,202.07/x - Step 3: Cross multiply
988,967,209,138.08x = 1,483,559,652,823.90 × 360,965,505,202.07 - Step 4: Simplify right side
988,967,209,138.08x = 535,513,859,578,986,592,468,992 - Step 5: Solve for x
x = 535,513,859,578,986,592,468,992/988,967,209,138.08 - Step 6: Final answer
x = 541,487,983,252.45
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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.