Finding the Fourth Proportional to 1,944,440,931.36, 2,683,090,875.60 and 1,548,970,989.60
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Solution
The fourth proportional to 1,944,440,931.36, 2,683,090,875.60 and 1,548,970,989.60 is: 2,137,390,682.19
Step by Step Solution
- Step 1: Write the proportion equation
1,944,440,931.36 : 2,683,090,875.60 = 1,548,970,989.60 : x - Step 2: Convert to fraction form
1,944,440,931.36/2,683,090,875.60 = 1,548,970,989.60/x - Step 3: Cross multiply
1,944,440,931.36x = 2,683,090,875.60 × 1,548,970,989.60 - Step 4: Simplify right side
1,944,440,931.36x = 4,156,029,928,764,861,952 - Step 5: Solve for x
x = 4,156,029,928,764,861,952/1,944,440,931.36 - Step 6: Final answer
x = 2,137,390,682.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.