Home / 612,931,733.76-845,863,656.84-334,491,193.20

Finding the Fourth Proportional to 612,931,733.76, 845,863,656.84 and 334,491,193.20

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Solution

The fourth proportional to 612,931,733.76, 845,863,656.84 and 334,491,193.20 is: 461,607,595.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,931,733.76 : 845,863,656.84 = 334,491,193.20 : x
  2. Step 2: Convert to fraction form
    612,931,733.76/845,863,656.84 = 334,491,193.20/x
  3. Step 3: Cross multiply
    612,931,733.76x = 845,863,656.84 × 334,491,193.20
  4. Step 4: Simplify right side
    612,931,733.76x = 282,933,943,860,926,944
  5. Step 5: Solve for x
    x = 282,933,943,860,926,944/612,931,733.76
  6. Step 6: Final answer
    x = 461,607,595.56

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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.