Finding the Fourth Proportional to 69,818,803.08, 104,656,345.80 and 30,975,547.98
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Solution
The fourth proportional to 69,818,803.08, 104,656,345.80 and 30,975,547.98 is: 46,431,441.36
Step by Step Solution
- Step 1: Write the proportion equation
69,818,803.08 : 104,656,345.80 = 30,975,547.98 : x - Step 2: Convert to fraction form
69,818,803.08/104,656,345.80 = 30,975,547.98/x - Step 3: Cross multiply
69,818,803.08x = 104,656,345.80 × 30,975,547.98 - Step 4: Simplify right side
69,818,803.08x = 3,241,787,660,739,371.50 - Step 5: Solve for x
x = 3,241,787,660,739,371.50/69,818,803.08 - Step 6: Final answer
x = 46,431,441.36
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.