Finding the Fourth Proportional to 93,103,549.14, 128,473,232.12 and 57,334,303.66
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Solution
The fourth proportional to 93,103,549.14, 128,473,232.12 and 57,334,303.66 is: 79,115,386.80
Step by Step Solution
- Step 1: Write the proportion equation
93,103,549.14 : 128,473,232.12 = 57,334,303.66 : x - Step 2: Convert to fraction form
93,103,549.14/128,473,232.12 = 57,334,303.66/x - Step 3: Cross multiply
93,103,549.14x = 128,473,232.12 × 57,334,303.66 - Step 4: Simplify right side
93,103,549.14x = 7,365,923,302,549,745 - Step 5: Solve for x
x = 7,365,923,302,549,745/93,103,549.14 - Step 6: Final answer
x = 79,115,386.80
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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.