Finding the Fourth Proportional to 97,435,411.42, 134,460,864.84 and 53,384,081.02
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Solution
The fourth proportional to 97,435,411.42, 134,460,864.84 and 53,384,081.02 is: 73,670,030.21
Step by Step Solution
- Step 1: Write the proportion equation
97,435,411.42 : 134,460,864.84 = 53,384,081.02 : x - Step 2: Convert to fraction form
97,435,411.42/134,460,864.84 = 53,384,081.02/x - Step 3: Cross multiply
97,435,411.42x = 134,460,864.84 × 53,384,081.02 - Step 4: Simplify right side
97,435,411.42x = 7,178,069,702,637,830 - Step 5: Solve for x
x = 7,178,069,702,637,830/97,435,411.42 - Step 6: Final answer
x = 73,670,030.21
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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.