Finding the Fourth Proportional to 6,390,128,040.03, 8,818,207,537.56 and 3,570,759,133.29
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Solution
The fourth proportional to 6,390,128,040.03, 8,818,207,537.56 and 3,570,759,133.29 is: 4,927,553,079.80
Step by Step Solution
- Step 1: Write the proportion equation
6,390,128,040.03 : 8,818,207,537.56 = 3,570,759,133.29 : x - Step 2: Convert to fraction form
6,390,128,040.03/8,818,207,537.56 = 3,570,759,133.29/x - Step 3: Cross multiply
6,390,128,040.03x = 8,818,207,537.56 × 3,570,759,133.29 - Step 4: Simplify right side
6,390,128,040.03x = 31,487,695,103,989,088,256 - Step 5: Solve for x
x = 31,487,695,103,989,088,256/6,390,128,040.03 - Step 6: Final answer
x = 4,927,553,079.80
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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.