Finding the Fourth Proportional to 93,312,206.90, 139,968,310.35 and 32,720,059.70
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Solution
The fourth proportional to 93,312,206.90, 139,968,310.35 and 32,720,059.70 is: 49,080,089.55
Step by Step Solution
- Step 1: Write the proportion equation
93,312,206.90 : 139,968,310.35 = 32,720,059.70 : x - Step 2: Convert to fraction form
93,312,206.90/139,968,310.35 = 32,720,059.70/x - Step 3: Cross multiply
93,312,206.90x = 139,968,310.35 × 32,720,059.70 - Step 4: Simplify right side
93,312,206.90x = 4,579,771,470,760,128 - Step 5: Solve for x
x = 4,579,771,470,760,128/93,312,206.90 - Step 6: Final answer
x = 49,080,089.55
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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.