Finding the Fourth Proportional to 1,436,415,925.96, 2,154,714,918.45 and 607,215,029.14
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Solution
The fourth proportional to 1,436,415,925.96, 2,154,714,918.45 and 607,215,029.14 is: 910,861,024.55
Step by Step Solution
- Step 1: Write the proportion equation
1,436,415,925.96 : 2,154,714,918.45 = 607,215,029.14 : x - Step 2: Convert to fraction form
1,436,415,925.96/2,154,714,918.45 = 607,215,029.14/x - Step 3: Cross multiply
1,436,415,925.96x = 2,154,714,918.45 × 607,215,029.14 - Step 4: Simplify right side
1,436,415,925.96x = 1,308,375,281,995,009,280 - Step 5: Solve for x
x = 1,308,375,281,995,009,280/1,436,415,925.96 - Step 6: Final answer
x = 910,861,024.55
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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.