Home / 261,145,217.40-391,717,826.10-184,617,713.40

Finding the Fourth Proportional to 261,145,217.40, 391,717,826.10 and 184,617,713.40

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Solution

The fourth proportional to 261,145,217.40, 391,717,826.10 and 184,617,713.40 is: 276,926,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,145,217.40 : 391,717,826.10 = 184,617,713.40 : x
  2. Step 2: Convert to fraction form
    261,145,217.40/391,717,826.10 = 184,617,713.40/x
  3. Step 3: Cross multiply
    261,145,217.40x = 391,717,826.10 × 184,617,713.40
  4. Step 4: Simplify right side
    261,145,217.40x = 72,318,049,352,600,848
  5. Step 5: Solve for x
    x = 72,318,049,352,600,848/261,145,217.40
  6. Step 6: Final answer
    x = 276,926,570.10

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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.