Home / 1,370,443,746.91-2,055,422,624.76-623,284,511.40

Finding the Fourth Proportional to 1,370,443,746.91, 2,055,422,624.76 and 623,284,511.40

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Solution

The fourth proportional to 1,370,443,746.91, 2,055,422,624.76 and 623,284,511.40 is: 934,816,251.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,443,746.91 : 2,055,422,624.76 = 623,284,511.40 : x
  2. Step 2: Convert to fraction form
    1,370,443,746.91/2,055,422,624.76 = 623,284,511.40/x
  3. Step 3: Cross multiply
    1,370,443,746.91x = 2,055,422,624.76 × 623,284,511.40
  4. Step 4: Simplify right side
    1,370,443,746.91x = 1,281,113,086,394,042,112
  5. Step 5: Solve for x
    x = 1,281,113,086,394,042,112/1,370,443,746.91
  6. Step 6: Final answer
    x = 934,816,251.51

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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.