Finding the Fourth Proportional to 108,516,509.70, 162,963,721.35 and 57,498,173.70
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Solution
The fourth proportional to 108,516,509.70, 162,963,721.35 and 57,498,173.70 is: 86,347,380.53
Step by Step Solution
- Step 1: Write the proportion equation
108,516,509.70 : 162,963,721.35 = 57,498,173.70 : x - Step 2: Convert to fraction form
108,516,509.70/162,963,721.35 = 57,498,173.70/x - Step 3: Cross multiply
108,516,509.70x = 162,963,721.35 × 57,498,173.70 - Step 4: Simplify right side
108,516,509.70x = 9,370,116,356,980,698 - Step 5: Solve for x
x = 9,370,116,356,980,698/108,516,509.70 - Step 6: Final answer
x = 86,347,380.53
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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.