Finding the Fourth Proportional to 4,212,249,835.42, 5,813,087,497.25 and 2,332,655,119.26
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Solution
The fourth proportional to 4,212,249,835.42, 5,813,087,497.25 and 2,332,655,119.26 is: 3,219,165,253.48
Step by Step Solution
- Step 1: Write the proportion equation
4,212,249,835.42 : 5,813,087,497.25 = 2,332,655,119.26 : x - Step 2: Convert to fraction form
4,212,249,835.42/5,813,087,497.25 = 2,332,655,119.26/x - Step 3: Cross multiply
4,212,249,835.42x = 5,813,087,497.25 × 2,332,655,119.26 - Step 4: Simplify right side
4,212,249,835.42x = 13,559,928,309,166,514,176 - Step 5: Solve for x
x = 13,559,928,309,166,514,176/4,212,249,835.42 - Step 6: Final answer
x = 3,219,165,253.48
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1.5x scale
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.