Finding the Fourth Proportional to 1,146,319,037.60, 1,719,146,058.58 and 446,655,112.97
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Solution
The fourth proportional to 1,146,319,037.60, 1,719,146,058.58 and 446,655,112.97 is: 669,853,114.02
Step by Step Solution
- Step 1: Write the proportion equation
1,146,319,037.60 : 1,719,146,058.58 = 446,655,112.97 : x - Step 2: Convert to fraction form
1,146,319,037.60/1,719,146,058.58 = 446,655,112.97/x - Step 3: Cross multiply
1,146,319,037.60x = 1,719,146,058.58 × 446,655,112.97 - Step 4: Simplify right side
1,146,319,037.60x = 767,865,376,997,267,712 - Step 5: Solve for x
x = 767,865,376,997,267,712/1,146,319,037.60 - Step 6: Final answer
x = 669,853,114.02
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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.