Finding the Fourth Proportional to 260,798,839.44, 390,552,554.16 and 191,547,427.08
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Solution
The fourth proportional to 260,798,839.44, 390,552,554.16 and 191,547,427.08 is: 286,846,893.37
Step by Step Solution
- Step 1: Write the proportion equation
260,798,839.44 : 390,552,554.16 = 191,547,427.08 : x - Step 2: Convert to fraction form
260,798,839.44/390,552,554.16 = 191,547,427.08/x - Step 3: Cross multiply
260,798,839.44x = 390,552,554.16 × 191,547,427.08 - Step 4: Simplify right side
260,798,839.44x = 74,809,336,888,870,368 - Step 5: Solve for x
x = 74,809,336,888,870,368/260,798,839.44 - Step 6: Final answer
x = 286,846,893.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.