Finding the Fourth Proportional to 1,254,686,539.30, 1,882,029,808.95 and 737,364,811.30
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Solution
The fourth proportional to 1,254,686,539.30, 1,882,029,808.95 and 737,364,811.30 is: 1,106,047,216.95
Step by Step Solution
- Step 1: Write the proportion equation
1,254,686,539.30 : 1,882,029,808.95 = 737,364,811.30 : x - Step 2: Convert to fraction form
1,254,686,539.30/1,882,029,808.95 = 737,364,811.30/x - Step 3: Cross multiply
1,254,686,539.30x = 1,882,029,808.95 × 737,364,811.30 - Step 4: Simplify right side
1,254,686,539.30x = 1,387,742,554,937,391,872 - Step 5: Solve for x
x = 1,387,742,554,937,391,872/1,254,686,539.30 - Step 6: Final answer
x = 1,106,047,216.95
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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.