Finding the Fourth Proportional to 165,980,655.70, 248,803,021.95 and 97,788,246.10
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Solution
The fourth proportional to 165,980,655.70, 248,803,021.95 and 97,788,246.10 is: 146,583,413.82
Step by Step Solution
- Step 1: Write the proportion equation
165,980,655.70 : 248,803,021.95 = 97,788,246.10 : x - Step 2: Convert to fraction form
165,980,655.70/248,803,021.95 = 97,788,246.10/x - Step 3: Cross multiply
165,980,655.70x = 248,803,021.95 × 97,788,246.10 - Step 4: Simplify right side
165,980,655.70x = 24,330,011,140,870,300 - Step 5: Solve for x
x = 24,330,011,140,870,300/165,980,655.70 - Step 6: Final answer
x = 146,583,413.82
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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.