Finding the Fourth Proportional to 1,063,103,660.70, 1,594,655,491.05 and 652,829,459.10
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Solution
The fourth proportional to 1,063,103,660.70, 1,594,655,491.05 and 652,829,459.10 is: 979,244,188.65
Step by Step Solution
- Step 1: Write the proportion equation
1,063,103,660.70 : 1,594,655,491.05 = 652,829,459.10 : x - Step 2: Convert to fraction form
1,063,103,660.70/1,594,655,491.05 = 652,829,459.10/x - Step 3: Cross multiply
1,063,103,660.70x = 1,594,655,491.05 × 652,829,459.10 - Step 4: Simplify right side
1,063,103,660.70x = 1,041,038,081,673,016,448 - Step 5: Solve for x
x = 1,041,038,081,673,016,448/1,063,103,660.70 - Step 6: Final answer
x = 979,244,188.65
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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.