Finding the Fourth Proportional to 102,394,041.60, 153,367,113.60 and 79,495,276.80
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Solution
The fourth proportional to 102,394,041.60, 153,367,113.60 and 79,495,276.80 is: 119,069,048.91
Step by Step Solution
- Step 1: Write the proportion equation
102,394,041.60 : 153,367,113.60 = 79,495,276.80 : x - Step 2: Convert to fraction form
102,394,041.60/153,367,113.60 = 79,495,276.80/x - Step 3: Cross multiply
102,394,041.60x = 153,367,113.60 × 79,495,276.80 - Step 4: Simplify right side
102,394,041.60x = 12,191,961,147,649,044 - Step 5: Solve for x
x = 12,191,961,147,649,044/102,394,041.60 - Step 6: Final answer
x = 119,069,048.91
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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.