Finding the Fourth Proportional to 97,118,425.80, 145,635,648.30 and 48,577,523.40
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Solution
The fourth proportional to 97,118,425.80, 145,635,648.30 and 48,577,523.40 is: 72,845,281.98
Step by Step Solution
- Step 1: Write the proportion equation
97,118,425.80 : 145,635,648.30 = 48,577,523.40 : x - Step 2: Convert to fraction form
97,118,425.80/145,635,648.30 = 48,577,523.40/x - Step 3: Cross multiply
97,118,425.80x = 145,635,648.30 × 48,577,523.40 - Step 4: Simplify right side
97,118,425.80x = 7,074,619,113,167,421 - Step 5: Solve for x
x = 7,074,619,113,167,421/97,118,425.80 - Step 6: Final answer
x = 72,845,281.98
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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.