Finding the Fourth Proportional to 242,884,706.84, 364,326,774.72 and 79,122,195.44
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Solution
The fourth proportional to 242,884,706.84, 364,326,774.72 and 79,122,195.44 is: 118,683,200.14
Step by Step Solution
- Step 1: Write the proportion equation
242,884,706.84 : 364,326,774.72 = 79,122,195.44 : x - Step 2: Convert to fraction form
242,884,706.84/364,326,774.72 = 79,122,195.44/x - Step 3: Cross multiply
242,884,706.84x = 364,326,774.72 × 79,122,195.44 - Step 4: Simplify right side
242,884,706.84x = 28,826,334,273,420,692 - Step 5: Solve for x
x = 28,826,334,273,420,692/242,884,706.84 - Step 6: Final answer
x = 118,683,200.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.