Finding the Fourth Proportional to 8,909,255,999.80, 13,363,883,999.70 and 4,011,495,743.80
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Solution
The fourth proportional to 8,909,255,999.80, 13,363,883,999.70 and 4,011,495,743.80 is: 6,017,243,615.70
Step by Step Solution
- Step 1: Write the proportion equation
8,909,255,999.80 : 13,363,883,999.70 = 4,011,495,743.80 : x - Step 2: Convert to fraction form
8,909,255,999.80/13,363,883,999.70 = 4,011,495,743.80/x - Step 3: Cross multiply
8,909,255,999.80x = 13,363,883,999.70 × 4,011,495,743.80 - Step 4: Simplify right side
8,909,255,999.80x = 53,609,163,785,433,473,024 - Step 5: Solve for x
x = 53,609,163,785,433,473,024/8,909,255,999.80 - Step 6: Final answer
x = 6,017,243,615.70
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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.