Home / 1,810,841,641.60-2,716,262,462.40-1,284,785,910.40

Finding the Fourth Proportional to 1,810,841,641.60, 2,716,262,462.40 and 1,284,785,910.40

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Solution

The fourth proportional to 1,810,841,641.60, 2,716,262,462.40 and 1,284,785,910.40 is: 1,927,178,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,841,641.60 : 2,716,262,462.40 = 1,284,785,910.40 : x
  2. Step 2: Convert to fraction form
    1,810,841,641.60/2,716,262,462.40 = 1,284,785,910.40/x
  3. Step 3: Cross multiply
    1,810,841,641.60x = 2,716,262,462.40 × 1,284,785,910.40
  4. Step 4: Simplify right side
    1,810,841,641.60x = 3,489,815,740,639,930,368
  5. Step 5: Solve for x
    x = 3,489,815,740,639,930,368/1,810,841,641.60
  6. Step 6: Final answer
    x = 1,927,178,865.60

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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.