Finding the Fourth Proportional to 4,249,141,569.90, 6,373,712,354.85 and 2,703,285,989.10
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Solution
The fourth proportional to 4,249,141,569.90, 6,373,712,354.85 and 2,703,285,989.10 is: 4,054,928,983.65
Step by Step Solution
- Step 1: Write the proportion equation
4,249,141,569.90 : 6,373,712,354.85 = 2,703,285,989.10 : x - Step 2: Convert to fraction form
4,249,141,569.90/6,373,712,354.85 = 2,703,285,989.10/x - Step 3: Cross multiply
4,249,141,569.90x = 6,373,712,354.85 × 2,703,285,989.10 - Step 4: Simplify right side
4,249,141,569.90x = 17,229,967,307,419,572,224 - Step 5: Solve for x
x = 17,229,967,307,419,572,224/4,249,141,569.90 - Step 6: Final answer
x = 4,054,928,983.65
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Double scale
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Similar ratio
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1.5x scale
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.