Home / 612,931,734.26-845,863,657.53-334,491,193.70

Finding the Fourth Proportional to 612,931,734.26, 845,863,657.53 and 334,491,193.70

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Solution

The fourth proportional to 612,931,734.26, 845,863,657.53 and 334,491,193.70 is: 461,607,596.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,931,734.26 : 845,863,657.53 = 334,491,193.70 : x
  2. Step 2: Convert to fraction form
    612,931,734.26/845,863,657.53 = 334,491,193.70/x
  3. Step 3: Cross multiply
    612,931,734.26x = 845,863,657.53 × 334,491,193.70
  4. Step 4: Simplify right side
    612,931,734.26x = 282,933,944,514,657,664
  5. Step 5: Solve for x
    x = 282,933,944,514,657,664/612,931,734.26
  6. Step 6: Final answer
    x = 461,607,596.25

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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.