Home / 670,375,317.96-1,005,789,030.21-296,832,206.25

Finding the Fourth Proportional to 670,375,317.96, 1,005,789,030.21 and 296,832,206.25

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Solution

The fourth proportional to 670,375,317.96, 1,005,789,030.21 and 296,832,206.25 is: 445,348,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,375,317.96 : 1,005,789,030.21 = 296,832,206.25 : x
  2. Step 2: Convert to fraction form
    670,375,317.96/1,005,789,030.21 = 296,832,206.25/x
  3. Step 3: Cross multiply
    670,375,317.96x = 1,005,789,030.21 × 296,832,206.25
  4. Step 4: Simplify right side
    670,375,317.96x = 298,550,576,859,282,240
  5. Step 5: Solve for x
    x = 298,550,576,859,282,240/670,375,317.96
  6. Step 6: Final answer
    x = 445,348,402.40

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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.