Finding the Fourth Proportional to 2,660,785,878.48, 3,671,908,271.68 and 1,471,435,325.52
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Solution
The fourth proportional to 2,660,785,878.48, 3,671,908,271.68 and 1,471,435,325.52 is: 2,030,593,888.34
Step by Step Solution
- Step 1: Write the proportion equation
2,660,785,878.48 : 3,671,908,271.68 = 1,471,435,325.52 : x - Step 2: Convert to fraction form
2,660,785,878.48/3,671,908,271.68 = 1,471,435,325.52/x - Step 3: Cross multiply
2,660,785,878.48x = 3,671,908,271.68 × 1,471,435,325.52 - Step 4: Simplify right side
2,660,785,878.48x = 5,402,975,543,019,040,768 - Step 5: Solve for x
x = 5,402,975,543,019,040,768/2,660,785,878.48 - Step 6: Final answer
x = 2,030,593,888.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.