Finding the Fourth Proportional to 1,456,132,821.60, 2,184,199,232.40 and 535,818,727.20
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Solution
The fourth proportional to 1,456,132,821.60, 2,184,199,232.40 and 535,818,727.20 is: 803,728,090.80
Step by Step Solution
- Step 1: Write the proportion equation
1,456,132,821.60 : 2,184,199,232.40 = 535,818,727.20 : x - Step 2: Convert to fraction form
1,456,132,821.60/2,184,199,232.40 = 535,818,727.20/x - Step 3: Cross multiply
1,456,132,821.60x = 2,184,199,232.40 × 535,818,727.20 - Step 4: Simplify right side
1,456,132,821.60x = 1,170,334,852,655,784,960 - Step 5: Solve for x
x = 1,170,334,852,655,784,960/1,456,132,821.60 - Step 6: Final answer
x = 803,728,090.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.