Home / 842,050,301.92-1,162,387,215.60-524,667,357.58

Finding the Fourth Proportional to 842,050,301.92, 1,162,387,215.60 and 524,667,357.58

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Solution

The fourth proportional to 842,050,301.92, 1,162,387,215.60 and 524,667,357.58 is: 724,263,891.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,050,301.92 : 1,162,387,215.60 = 524,667,357.58 : x
  2. Step 2: Convert to fraction form
    842,050,301.92/1,162,387,215.60 = 524,667,357.58/x
  3. Step 3: Cross multiply
    842,050,301.92x = 1,162,387,215.60 × 524,667,357.58
  4. Step 4: Simplify right side
    842,050,301.92x = 609,866,628,893,625,728
  5. Step 5: Solve for x
    x = 609,866,628,893,625,728/842,050,301.92
  6. Step 6: Final answer
    x = 724,263,891.96

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1.5x scale

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.