Finding the Fourth Proportional to 5,946,248,531.35, 8,206,038,725.81 and 3,406,421,368.90
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Solution
The fourth proportional to 5,946,248,531.35, 8,206,038,725.81 and 3,406,421,368.90 is: 4,700,985,087.02
Step by Step Solution
- Step 1: Write the proportion equation
5,946,248,531.35 : 8,206,038,725.81 = 3,406,421,368.90 : x - Step 2: Convert to fraction form
5,946,248,531.35/8,206,038,725.81 = 3,406,421,368.90/x - Step 3: Cross multiply
5,946,248,531.35x = 8,206,038,725.81 × 3,406,421,368.90 - Step 4: Simplify right side
5,946,248,531.35x = 27,953,225,669,620,113,408 - Step 5: Solve for x
x = 27,953,225,669,620,113,408/5,946,248,531.35 - Step 6: Final answer
x = 4,700,985,087.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.