Finding the Fourth Proportional to 997,125,366.48, 1,495,686,044.16 and 936,447,149.76
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Solution
The fourth proportional to 997,125,366.48, 1,495,686,044.16 and 936,447,149.76 is: 1,404,668,841.12
Step by Step Solution
- Step 1: Write the proportion equation
997,125,366.48 : 1,495,686,044.16 = 936,447,149.76 : x - Step 2: Convert to fraction form
997,125,366.48/1,495,686,044.16 = 936,447,149.76/x - Step 3: Cross multiply
997,125,366.48x = 1,495,686,044.16 × 936,447,149.76 - Step 4: Simplify right side
997,125,366.48x = 1,400,630,932,989,441,536 - Step 5: Solve for x
x = 1,400,630,932,989,441,536/997,125,366.48 - Step 6: Final answer
x = 1,404,668,841.12
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1.5x scale
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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.