Finding the Fourth Proportional to 98,894,396.55, 136,471,681.80 and 54,841,283.76
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Solution
The fourth proportional to 98,894,396.55, 136,471,681.80 and 54,841,283.76 is: 75,679,537.85
Step by Step Solution
- Step 1: Write the proportion equation
98,894,396.55 : 136,471,681.80 = 54,841,283.76 : x - Step 2: Convert to fraction form
98,894,396.55/136,471,681.80 = 54,841,283.76/x - Step 3: Cross multiply
98,894,396.55x = 136,471,681.80 × 54,841,283.76 - Step 4: Simplify right side
98,894,396.55x = 7,484,282,226,798,228 - Step 5: Solve for x
x = 7,484,282,226,798,228/98,894,396.55 - Step 6: Final answer
x = 75,679,537.85
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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.