Finding the Fourth Proportional to 2,201,523,636.48, 3,038,064,174.72 and 1,197,907,346.88
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Solution
The fourth proportional to 2,201,523,636.48, 3,038,064,174.72 and 1,197,907,346.88 is: 1,653,091,220.50
Step by Step Solution
- Step 1: Write the proportion equation
2,201,523,636.48 : 3,038,064,174.72 = 1,197,907,346.88 : x - Step 2: Convert to fraction form
2,201,523,636.48/3,038,064,174.72 = 1,197,907,346.88/x - Step 3: Cross multiply
2,201,523,636.48x = 3,038,064,174.72 × 1,197,907,346.88 - Step 4: Simplify right side
2,201,523,636.48x = 3,639,319,395,190,011,904 - Step 5: Solve for x
x = 3,639,319,395,190,011,904/2,201,523,636.48 - Step 6: Final answer
x = 1,653,091,220.50
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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.