Finding the Fourth Proportional to 773,376,596,440.21, 1,067,211,615,119.40 and 426,127,442,926.51
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Solution
The fourth proportional to 773,376,596,440.21, 1,067,211,615,119.40 and 426,127,442,926.51 is: 588,029,374,958.54
Step by Step Solution
- Step 1: Write the proportion equation
773,376,596,440.21 : 1,067,211,615,119.40 = 426,127,442,926.51 : x - Step 2: Convert to fraction form
773,376,596,440.21/1,067,211,615,119.40 = 426,127,442,926.51/x - Step 3: Cross multiply
773,376,596,440.21x = 1,067,211,615,119.40 × 426,127,442,926.51 - Step 4: Simplify right side
773,376,596,440.21x = 454,768,156,612,300,726,337,536 - Step 5: Solve for x
x = 454,768,156,612,300,726,337,536/773,376,596,440.21 - Step 6: Final answer
x = 588,029,374,958.54
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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.