Finding the Fourth Proportional to 109,124,291.80, 163,214,045.70 and 97,692,405.40
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Solution
The fourth proportional to 109,124,291.80, 163,214,045.70 and 97,692,405.40 is: 146,115,704.00
Step by Step Solution
- Step 1: Write the proportion equation
109,124,291.80 : 163,214,045.70 = 97,692,405.40 : x - Step 2: Convert to fraction form
109,124,291.80/163,214,045.70 = 97,692,405.40/x - Step 3: Cross multiply
109,124,291.80x = 163,214,045.70 × 97,692,405.40 - Step 4: Simplify right side
109,124,291.80x = 15,944,772,719,498,526 - Step 5: Solve for x
x = 15,944,772,719,498,526/109,124,291.80 - Step 6: Final answer
x = 146,115,704.00
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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.