Finding the Fourth Proportional to 87,111,468.24, 130,668,588.06 and 48,495,366.18
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Solution
The fourth proportional to 87,111,468.24, 130,668,588.06 and 48,495,366.18 is: 72,743,820.70
Step by Step Solution
- Step 1: Write the proportion equation
87,111,468.24 : 130,668,588.06 = 48,495,366.18 : x - Step 2: Convert to fraction form
87,111,468.24/130,668,588.06 = 48,495,366.18/x - Step 3: Cross multiply
87,111,468.24x = 130,668,588.06 × 48,495,366.18 - Step 4: Simplify right side
87,111,468.24x = 6,336,821,026,193,276 - Step 5: Solve for x
x = 6,336,821,026,193,276/87,111,468.24 - Step 6: Final answer
x = 72,743,820.70
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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.