Finding the Fourth Proportional to 170,658,293.31, 235,467,487.62 and 103,675,911.93
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Solution
The fourth proportional to 170,658,293.31, 235,467,487.62 and 103,675,911.93 is: 143,047,876.76
Step by Step Solution
- Step 1: Write the proportion equation
170,658,293.31 : 235,467,487.62 = 103,675,911.93 : x - Step 2: Convert to fraction form
170,658,293.31/235,467,487.62 = 103,675,911.93/x - Step 3: Cross multiply
170,658,293.31x = 235,467,487.62 × 103,675,911.93 - Step 4: Simplify right side
170,658,293.31x = 24,412,306,508,869,488 - Step 5: Solve for x
x = 24,412,306,508,869,488/170,658,293.31 - Step 6: Final answer
x = 143,047,876.76
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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.