Finding the Fourth Proportional to 5,878,851,747.80, 8,818,277,621.70 and 4,427,663,523.80
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Solution
The fourth proportional to 5,878,851,747.80, 8,818,277,621.70 and 4,427,663,523.80 is: 6,641,495,285.70
Step by Step Solution
- Step 1: Write the proportion equation
5,878,851,747.80 : 8,818,277,621.70 = 4,427,663,523.80 : x - Step 2: Convert to fraction form
5,878,851,747.80/8,818,277,621.70 = 4,427,663,523.80/x - Step 3: Cross multiply
5,878,851,747.80x = 8,818,277,621.70 × 4,427,663,523.80 - Step 4: Simplify right side
5,878,851,747.80x = 39,044,366,168,342,913,024 - Step 5: Solve for x
x = 39,044,366,168,342,913,024/5,878,851,747.80 - Step 6: Final answer
x = 6,641,495,285.70
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1.5x scale
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.