Finding the Fourth Proportional to 1,610,688,135.34, 2,416,035,005.58 and 505,377,816.56
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Solution
The fourth proportional to 1,610,688,135.34, 2,416,035,005.58 and 505,377,816.56 is: 758,067,604.19
Step by Step Solution
- Step 1: Write the proportion equation
1,610,688,135.34 : 2,416,035,005.58 = 505,377,816.56 : x - Step 2: Convert to fraction form
1,610,688,135.34/2,416,035,005.58 = 505,377,816.56/x - Step 3: Cross multiply
1,610,688,135.34x = 2,416,035,005.58 × 505,377,816.56 - Step 4: Simplify right side
1,610,688,135.34x = 1,221,010,495,852,547,840 - Step 5: Solve for x
x = 1,221,010,495,852,547,840/1,610,688,135.34 - Step 6: Final answer
x = 758,067,604.19
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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.