Finding the Fourth Proportional to 70,517,823.04, 105,301,866.44 and 57,589,620.28
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Solution
The fourth proportional to 70,517,823.04, 105,301,866.44 and 57,589,620.28 is: 85,996,621.02
Step by Step Solution
- Step 1: Write the proportion equation
70,517,823.04 : 105,301,866.44 = 57,589,620.28 : x - Step 2: Convert to fraction form
70,517,823.04/105,301,866.44 = 57,589,620.28/x - Step 3: Cross multiply
70,517,823.04x = 105,301,866.44 × 57,589,620.28 - Step 4: Simplify right side
70,517,823.04x = 6,064,294,503,054,875 - Step 5: Solve for x
x = 6,064,294,503,054,875/70,517,823.04 - Step 6: Final answer
x = 85,996,621.02
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.