Finding the Fourth Proportional to 89,882,697,480.12, 134,636,429,695.68 and 53,913,382,095.68
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Solution
The fourth proportional to 89,882,697,480.12, 134,636,429,695.68 and 53,913,382,095.68 is: 80,757,537,119.83
Step by Step Solution
- Step 1: Write the proportion equation
89,882,697,480.12 : 134,636,429,695.68 = 53,913,382,095.68 : x - Step 2: Convert to fraction form
89,882,697,480.12/134,636,429,695.68 = 53,913,382,095.68/x - Step 3: Cross multiply
89,882,697,480.12x = 134,636,429,695.68 × 53,913,382,095.68 - Step 4: Simplify right side
89,882,697,480.12x = 7,258,705,278,181,352,407,040 - Step 5: Solve for x
x = 7,258,705,278,181,352,407,040/89,882,697,480.12 - Step 6: Final answer
x = 80,757,537,119.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.