Finding the Fourth Proportional to 570,403,304,807.97, 787,175,438,296.05 and 313,495,308,273.45
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Solution
The fourth proportional to 570,403,304,807.97, 787,175,438,296.05 and 313,495,308,273.45 is: 432,633,900,634.55
Step by Step Solution
- Step 1: Write the proportion equation
570,403,304,807.97 : 787,175,438,296.05 = 313,495,308,273.45 : x - Step 2: Convert to fraction form
570,403,304,807.97/787,175,438,296.05 = 313,495,308,273.45/x - Step 3: Cross multiply
570,403,304,807.97x = 787,175,438,296.05 × 313,495,308,273.45 - Step 4: Simplify right side
570,403,304,807.97x = 246,775,806,693,908,330,577,920 - Step 5: Solve for x
x = 246,775,806,693,908,330,577,920/570,403,304,807.97 - Step 6: Final answer
x = 432,633,900,634.55
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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.