Finding the Fourth Proportional to 106,935,855.40, 160,746,267.30 and 99,353,963.80
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Solution
The fourth proportional to 106,935,855.40, 160,746,267.30 and 99,353,963.80 is: 149,349,147.32
Step by Step Solution
- Step 1: Write the proportion equation
106,935,855.40 : 160,746,267.30 = 99,353,963.80 : x - Step 2: Convert to fraction form
106,935,855.40/160,746,267.30 = 99,353,963.80/x - Step 3: Cross multiply
106,935,855.40x = 160,746,267.30 × 99,353,963.80 - Step 4: Simplify right side
106,935,855.40x = 15,970,778,822,309,324 - Step 5: Solve for x
x = 15,970,778,822,309,324/106,935,855.40 - Step 6: Final answer
x = 149,349,147.32
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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.