Finding the Fourth Proportional to 7,587,264,526.46, 10,470,549,006.80 and 4,153,905,562.17
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Solution
The fourth proportional to 7,587,264,526.46, 10,470,549,006.80 and 4,153,905,562.17 is: 5,732,457,542.06
Step by Step Solution
- Step 1: Write the proportion equation
7,587,264,526.46 : 10,470,549,006.80 = 4,153,905,562.17 : x - Step 2: Convert to fraction form
7,587,264,526.46/10,470,549,006.80 = 4,153,905,562.17/x - Step 3: Cross multiply
7,587,264,526.46x = 10,470,549,006.80 × 4,153,905,562.17 - Step 4: Simplify right side
7,587,264,526.46x = 43,493,671,758,328,397,824 - Step 5: Solve for x
x = 43,493,671,758,328,397,824/7,587,264,526.46 - Step 6: Final answer
x = 5,732,457,542.06
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.