Finding the Fourth Proportional to 479,354,420.64, 718,395,977.71 and 246,175,713.83
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Solution
The fourth proportional to 479,354,420.64, 718,395,977.71 and 246,175,713.83 is: 368,937,126.71
Step by Step Solution
- Step 1: Write the proportion equation
479,354,420.64 : 718,395,977.71 = 246,175,713.83 : x - Step 2: Convert to fraction form
479,354,420.64/718,395,977.71 = 246,175,713.83/x - Step 3: Cross multiply
479,354,420.64x = 718,395,977.71 × 246,175,713.83 - Step 4: Simplify right side
479,354,420.64x = 176,851,642,627,461,280 - Step 5: Solve for x
x = 176,851,642,627,461,280/479,354,420.64 - Step 6: Final answer
x = 368,937,126.71
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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.