Finding the Fourth Proportional to 88,896,547.24, 122,683,317.06 and 49,742,037.16
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Solution
The fourth proportional to 88,896,547.24, 122,683,317.06 and 49,742,037.16 is: 68,647,414.39
Step by Step Solution
- Step 1: Write the proportion equation
88,896,547.24 : 122,683,317.06 = 49,742,037.16 : x - Step 2: Convert to fraction form
88,896,547.24/122,683,317.06 = 49,742,037.16/x - Step 3: Cross multiply
88,896,547.24x = 122,683,317.06 × 49,742,037.16 - Step 4: Simplify right side
88,896,547.24x = 6,102,518,116,110,582 - Step 5: Solve for x
x = 6,102,518,116,110,582/88,896,547.24 - Step 6: Final answer
x = 68,647,414.39
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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.