Finding the Fourth Proportional to 4,781,818,879.98, 6,599,073,564.99 and 2,774,502,450.06
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Solution
The fourth proportional to 4,781,818,879.98, 6,599,073,564.99 and 2,774,502,450.06 is: 3,828,908,253.06
Step by Step Solution
- Step 1: Write the proportion equation
4,781,818,879.98 : 6,599,073,564.99 = 2,774,502,450.06 : x - Step 2: Convert to fraction form
4,781,818,879.98/6,599,073,564.99 = 2,774,502,450.06/x - Step 3: Cross multiply
4,781,818,879.98x = 6,599,073,564.99 × 2,774,502,450.06 - Step 4: Simplify right side
4,781,818,879.98x = 18,309,145,774,190,931,968 - Step 5: Solve for x
x = 18,309,145,774,190,931,968/4,781,818,879.98 - Step 6: Final answer
x = 3,828,908,253.06
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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.