Finding the Fourth Proportional to 97,485,988.33, 134,545,102.85 and 61,725,752.96
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Solution
The fourth proportional to 97,485,988.33, 134,545,102.85 and 61,725,752.96 is: 85,190,681.47
Step by Step Solution
- Step 1: Write the proportion equation
97,485,988.33 : 134,545,102.85 = 61,725,752.96 : x - Step 2: Convert to fraction form
97,485,988.33/134,545,102.85 = 61,725,752.96/x - Step 3: Cross multiply
97,485,988.33x = 134,545,102.85 × 61,725,752.96 - Step 4: Simplify right side
97,485,988.33x = 8,304,897,779,978,480 - Step 5: Solve for x
x = 8,304,897,779,978,480/97,485,988.33 - Step 6: Final answer
x = 85,190,681.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.