Finding the Fourth Proportional to 2,887,159,815.95, 3,983,597,594.01 and 1,634,096,671.79
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Solution
The fourth proportional to 2,887,159,815.95, 3,983,597,594.01 and 1,634,096,671.79 is: 2,254,666,864.70
Step by Step Solution
- Step 1: Write the proportion equation
2,887,159,815.95 : 3,983,597,594.01 = 1,634,096,671.79 : x - Step 2: Convert to fraction form
2,887,159,815.95/3,983,597,594.01 = 1,634,096,671.79/x - Step 3: Cross multiply
2,887,159,815.95x = 3,983,597,594.01 × 1,634,096,671.79 - Step 4: Simplify right side
2,887,159,815.95x = 6,509,583,570,102,475,776 - Step 5: Solve for x
x = 6,509,583,570,102,475,776/2,887,159,815.95 - Step 6: Final answer
x = 2,254,666,864.70
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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.