Finding the Fourth Proportional to 157,464,394.20, 236,448,533.70 and 106,572,029.40
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Solution
The fourth proportional to 157,464,394.20, 236,448,533.70 and 106,572,029.40 is: 160,028,558.92
Step by Step Solution
- Step 1: Write the proportion equation
157,464,394.20 : 236,448,533.70 = 106,572,029.40 : x - Step 2: Convert to fraction form
157,464,394.20/236,448,533.70 = 106,572,029.40/x - Step 3: Cross multiply
157,464,394.20x = 236,448,533.70 × 106,572,029.40 - Step 4: Simplify right side
157,464,394.20x = 25,198,800,085,063,292 - Step 5: Solve for x
x = 25,198,800,085,063,292/157,464,394.20 - Step 6: Final answer
x = 160,028,558.92
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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.