Finding the Fourth Proportional to 106,244,712.20, 159,367,068.30 and 97,174,785.80
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Solution
The fourth proportional to 106,244,712.20, 159,367,068.30 and 97,174,785.80 is: 145,762,178.70
Step by Step Solution
- Step 1: Write the proportion equation
106,244,712.20 : 159,367,068.30 = 97,174,785.80 : x - Step 2: Convert to fraction form
106,244,712.20/159,367,068.30 = 97,174,785.80/x - Step 3: Cross multiply
106,244,712.20x = 159,367,068.30 × 97,174,785.80 - Step 4: Simplify right side
106,244,712.20x = 15,486,460,725,626,470 - Step 5: Solve for x
x = 15,486,460,725,626,470/106,244,712.20 - Step 6: Final answer
x = 145,762,178.70
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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.