Home / 1,266,074,337.60-1,899,447,429.60-448,101,345.60

Finding the Fourth Proportional to 1,266,074,337.60, 1,899,447,429.60 and 448,101,345.60

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Solution

The fourth proportional to 1,266,074,337.60, 1,899,447,429.60 and 448,101,345.60 is: 672,270,911.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,074,337.60 : 1,899,447,429.60 = 448,101,345.60 : x
  2. Step 2: Convert to fraction form
    1,266,074,337.60/1,899,447,429.60 = 448,101,345.60/x
  3. Step 3: Cross multiply
    1,266,074,337.60x = 1,899,447,429.60 × 448,101,345.60
  4. Step 4: Simplify right side
    1,266,074,337.60x = 851,144,949,100,221,312
  5. Step 5: Solve for x
    x = 851,144,949,100,221,312/1,266,074,337.60
  6. Step 6: Final answer
    x = 672,270,911.61

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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.