Finding the Fourth Proportional to 1,827,258,327.88, 2,740,563,497.68 and 831,046,013.87
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Solution
The fourth proportional to 1,827,258,327.88, 2,740,563,497.68 and 831,046,013.87 is: 1,246,421,666.69
Step by Step Solution
- Step 1: Write the proportion equation
1,827,258,327.88 : 2,740,563,497.68 = 831,046,013.87 : x - Step 2: Convert to fraction form
1,827,258,327.88/2,740,563,497.68 = 831,046,013.87/x - Step 3: Cross multiply
1,827,258,327.88x = 2,740,563,497.68 × 831,046,013.87 - Step 4: Simplify right side
1,827,258,327.88x = 2,277,534,370,508,919,552 - Step 5: Solve for x
x = 2,277,534,370,508,919,552/1,827,258,327.88 - Step 6: Final answer
x = 1,246,421,666.69
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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.