Finding the Fourth Proportional to 1,513,477,006.21, 2,269,125,956.64 and 930,005,767.18
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Solution
The fourth proportional to 1,513,477,006.21, 2,269,125,956.64 and 930,005,767.18 is: 1,394,339,139.26
Step by Step Solution
- Step 1: Write the proportion equation
1,513,477,006.21 : 2,269,125,956.64 = 930,005,767.18 : x - Step 2: Convert to fraction form
1,513,477,006.21/2,269,125,956.64 = 930,005,767.18/x - Step 3: Cross multiply
1,513,477,006.21x = 2,269,125,956.64 × 930,005,767.18 - Step 4: Simplify right side
1,513,477,006.21x = 2,110,300,226,121,688,832 - Step 5: Solve for x
x = 2,110,300,226,121,688,832/1,513,477,006.21 - Step 6: Final answer
x = 1,394,339,139.26
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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.