Finding the Fourth Proportional to 5,439,689,485.60, 8,159,534,228.40 and 1,759,566,848.80
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Solution
The fourth proportional to 5,439,689,485.60, 8,159,534,228.40 and 1,759,566,848.80 is: 2,639,350,273.20
Step by Step Solution
- Step 1: Write the proportion equation
5,439,689,485.60 : 8,159,534,228.40 = 1,759,566,848.80 : x - Step 2: Convert to fraction form
5,439,689,485.60/8,159,534,228.40 = 1,759,566,848.80/x - Step 3: Cross multiply
5,439,689,485.60x = 8,159,534,228.40 × 1,759,566,848.80 - Step 4: Simplify right side
5,439,689,485.60x = 14,357,245,929,941,526,528 - Step 5: Solve for x
x = 14,357,245,929,941,526,528/5,439,689,485.60 - Step 6: Final answer
x = 2,639,350,273.20
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1.5x scale
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.