Finding the Fourth Proportional to 1,926,239,393.64, 2,658,223,968.12 and 1,046,173,097.64
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Solution
The fourth proportional to 1,926,239,393.64, 2,658,223,968.12 and 1,046,173,097.64 is: 1,443,726,263.79
Step by Step Solution
- Step 1: Write the proportion equation
1,926,239,393.64 : 2,658,223,968.12 = 1,046,173,097.64 : x - Step 2: Convert to fraction form
1,926,239,393.64/2,658,223,968.12 = 1,046,173,097.64/x - Step 3: Cross multiply
1,926,239,393.64x = 2,658,223,968.12 × 1,046,173,097.64 - Step 4: Simplify right side
1,926,239,393.64x = 2,780,962,402,948,993,024 - Step 5: Solve for x
x = 2,780,962,402,948,993,024/1,926,239,393.64 - Step 6: Final answer
x = 1,443,726,263.79
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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.