Finding the Fourth Proportional to 66,051,387.60, 98,758,216.80 and 48,832,699.20
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Solution
The fourth proportional to 66,051,387.60, 98,758,216.80 and 48,832,699.20 is: 73,013,307.82
Step by Step Solution
- Step 1: Write the proportion equation
66,051,387.60 : 98,758,216.80 = 48,832,699.20 : x - Step 2: Convert to fraction form
66,051,387.60/98,758,216.80 = 48,832,699.20/x - Step 3: Cross multiply
66,051,387.60x = 98,758,216.80 × 48,832,699.20 - Step 4: Simplify right side
66,051,387.60x = 4,822,630,294,522,787 - Step 5: Solve for x
x = 4,822,630,294,522,787/66,051,387.60 - Step 6: Final answer
x = 73,013,307.82
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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.