Finding the Fourth Proportional to 143,616,654.70, 215,115,557.05 and 97,304,425.59
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Solution
The fourth proportional to 143,616,654.70, 215,115,557.05 and 97,304,425.59 is: 145,746,994.02
Step by Step Solution
- Step 1: Write the proportion equation
143,616,654.70 : 215,115,557.05 = 97,304,425.59 : x - Step 2: Convert to fraction form
143,616,654.70/215,115,557.05 = 97,304,425.59/x - Step 3: Cross multiply
143,616,654.70x = 215,115,557.05 × 97,304,425.59 - Step 4: Simplify right side
143,616,654.70x = 20,931,695,714,223,128 - Step 5: Solve for x
x = 20,931,695,714,223,128/143,616,654.70 - Step 6: Final answer
x = 145,746,994.02
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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.