Finding the Fourth Proportional to 240,178,256.16, 360,316,521.17 and 82,590,804.09
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Solution
The fourth proportional to 240,178,256.16, 360,316,521.17 and 82,590,804.09 is: 123,903,102.99
Step by Step Solution
- Step 1: Write the proportion equation
240,178,256.16 : 360,316,521.17 = 82,590,804.09 : x - Step 2: Convert to fraction form
240,178,256.16/360,316,521.17 = 82,590,804.09/x - Step 3: Cross multiply
240,178,256.16x = 360,316,521.17 × 82,590,804.09 - Step 4: Simplify right side
240,178,256.16x = 29,758,831,209,928,856 - Step 5: Solve for x
x = 29,758,831,209,928,856/240,178,256.16 - Step 6: Final answer
x = 123,903,102.99
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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.