Finding the Fourth Proportional to 276,299,877.08, 381,465,908.46 and 175,884,972
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Solution
The fourth proportional to 276,299,877.08, 381,465,908.46 and 175,884,972 is: 242,830,801.59
Step by Step Solution
- Step 1: Write the proportion equation
276,299,877.08 : 381,465,908.46 = 175,884,972 : x - Step 2: Convert to fraction form
276,299,877.08/381,465,908.46 = 175,884,972/x - Step 3: Cross multiply
276,299,877.08x = 381,465,908.46 × 175,884,972 - Step 4: Simplify right side
276,299,877.08x = 67,094,120,628,441,656 - Step 5: Solve for x
x = 67,094,120,628,441,656/276,299,877.08 - Step 6: Final answer
x = 242,830,801.59
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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.