Finding the Fourth Proportional to 372,108,730.14, 513,501,313.59 and 207,092,756.70
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Solution
The fourth proportional to 372,108,730.14, 513,501,313.59 and 207,092,756.70 is: 285,783,143.44
Step by Step Solution
- Step 1: Write the proportion equation
372,108,730.14 : 513,501,313.59 = 207,092,756.70 : x - Step 2: Convert to fraction form
372,108,730.14/513,501,313.59 = 207,092,756.70/x - Step 3: Cross multiply
372,108,730.14x = 513,501,313.59 × 207,092,756.70 - Step 4: Simplify right side
372,108,730.14x = 106,342,402,600,424,256 - Step 5: Solve for x
x = 106,342,402,600,424,256/372,108,730.14 - Step 6: Final answer
x = 285,783,143.44
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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.