Finding the Fourth Proportional to 97,355,943.74, 134,345,879.76 and 53,294,418.68
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Solution
The fourth proportional to 97,355,943.74, 134,345,879.76 and 53,294,418.68 is: 73,543,384.09
Step by Step Solution
- Step 1: Write the proportion equation
97,355,943.74 : 134,345,879.76 = 53,294,418.68 : x - Step 2: Convert to fraction form
97,355,943.74/134,345,879.76 = 53,294,418.68/x - Step 3: Cross multiply
97,355,943.74x = 134,345,879.76 × 53,294,418.68 - Step 4: Simplify right side
97,355,943.74x = 7,159,885,563,190,648 - Step 5: Solve for x
x = 7,159,885,563,190,648/97,355,943.74 - Step 6: Final answer
x = 73,543,384.09
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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.